Our Members




Meet our Team

JPL's BPP Group includes more than 15 scientists, engineers, and technicians, who are researchers and flight project implementation specialists. To support research and flight implementation tasks, the group supplements the workforce throughout the year with postdoctoral fellows, graduate and undergraduate students. Collectively, the group has extensive expertise in planetary protection implementation, research and technology development, microbiology, molecular biology, genetics, classical and molecular microbial taxonomy, physics, analytical chemistry, biochemistry, chemical engineering, probability analysis, research design, biosensor technology, biomedical engineering, and space instrument engineering.


James “Nick” Benardini III, PhD  |  Group Supervisor

Dr. J. Nick Benardini has conducted research in the field of in environmental microbiology studying extreme environments for the past 13 years. He has participated in both applied research and field studies in conducting molecular and traditional microbiological community analysis. He has actively participated in the implementation teams for the Mars Exploration Rovers, Mars Science Laboratory, InSight 2016 and Mars 2020 Missions. Specially, he has experience in microbial sample collection (air, water, surface), concentration, molecular separation, nucleic acid based approaches (DNA extraction, PCR, whole genome amplification approaches for low biomass, and custom DNA-microarray), and protein based approaches (ESI-MS/MS). He has been instrumental in sampling the Mars 2020, InSight, Mars Science Laboratory, JUNO, Mars Exploration Rovers, International Space Station’s ground support loop (SSPF, KSC), and leading the sampling and laboratory support team for the Mars Science Laboratory. He has served as the lead for the InSight 2016 and Mars 2020 missions.

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Fei Chen  |  Scientist

Fei Chen received a B.S. in Biochemistry from Beijing University in China and a Ph.D. in Pharmaceutical Sciences from University of Southern California. She was a senior research fellow at California Institute of Technology before she joined the Biotechnology and Planetary Protection Group at the Jet Propulsion Laboratory. Her current projects include developing aseptic assembly techniques and sterilization capabilities for future Mars and Europa missions; and studying the survival and reproduction of microbes at low water activity with salts relevant to Mars and icy satellites. She is also on the Planetary Protection implementation team for the Mars 2020 Mission.

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Brian G. Clement, Ph.D.  |  Planetary Protection Engineer

Dr. Brian G. Clement is an environmental microbiologist with a background in both academic research and commercial applications. He has conducted microbiological studies in, and collected samples from, a variety of extreme, remote environments, including anoxic ocean basins, active volcanoes and subsurface hydrocarbon deposits. His work has involved characterizing complex, naturally-occurring microbial populations with a range of methods. At Cal Poly SLO, he was part of a team that developed DNA-based characterization tools for bioremediation and mammal gut monitoring. More recently, his more work has utilized physiology indicators to understand microbial processes in large scale systems, such as ocean basins and oil fields. At JPL, Dr. Clement has served as Planetary Protection lead on the MarCO mission and the Europa Lander mission concept.

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Sarah Cruz  |  Planetary Protection Engineer

Sarah received her bachelor’s degree in Biochemistry with a minor in Mathematics from Mount St. Mary’s University - Chalon in 2015. She is a former Caltech SURF Intern for the Biotechnology and Planetary Protection Group, and was hired in 2018 as a Planetary Protection Engineer for the Mars 2020 Mission. She is currently involved in the Planetary Protection implementation team for both the Insight and Mars 2020 Missions.

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Zachary S. Dean  |  Planetary Protection Engineer

Zach is an interdisciplinary, molecular biology-oriented biomedical engineering Ph.D. who spent five years developing nucleic acid probes to detect RNAs (miRNA/mRNA) inside living cells in real time. He also developed portable electromechanical infusion pumps for Medipacs, Inc., refined 3D cell culture assays, investigated smooth muscle cell migration mechanisms, fabricated portable lab-on-a-chip field testing devices, and constructed a high-speed photography system. He also has years of community service with honors organizations Tau Beta Pi and Alpha Epsilon Delta in addition to experience as a mentor for Tucson’s Bit Buckets FIRST Robotics Competition team. The results of his research appear in more than eleven peer-reviewed publications, two books, and more than a dozen scientific presentations. After a year of cell transporter research with the Dr. Stephen H. Wright Lab at the Univeristy of Arizona, Zach joined NASA JPL’s Biotechnology and Planetary Protection Group.

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Raymond Ellyin  |  Planetary Protection Engineer

After earning four different national scholar high honors awards in Physics, Calculus, Chemistry, and Physical Education, Raymond was accepted to Berkley and UCLA with a full academic scholarship. He earned his bachelors degree in physics and mathematics from UCLA in 2002. He went on to earn two Masters Degrees in Biomedical Engineering and Decision Analysis both from UCLA. Mr. Ellyin has been at JPL for the last 15 years initially working in Division 38 and Office 150 as an APT/APX fascilitating tasks such as instrument integration, hardware design, and proposal work in response to NASA announcements of opportunity. He is currently a member of the Planetary Protection Group working on the Mars 2020 Planetary Protection Equipment List and the Insight Launch Recontamination Plan within Division 35. Mr. Ellyin will soon be completing his doctoral degree in Engineering and Technology Management.

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Lisa Guan  |  Planetary Protection Engineer

Lisa received her B.S. in Molecular Environmental Biology from UC Berkeley in 2014 and her M.S. in Biology from the University of Munich, Germany in 2016. Her graduate work focused on exploring microbial communities of extreme environments using genetics and Next-Generation sequencing technology. She is currently involved in Planetary Protection implementation for the Mars 2020 and InSight Missions. She is also actively involved in several collaborative research projects focused on the metagenomics of extreme environments.

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Ryan Hendrickson  |  Planetary Protection Engineer

Ryan received his Bachelor’s Degree is Microbiology from California Polytechnic University San Luis Obispo in 2011 and his Masters in Science Education at California State University in 2014. He is the Planetary Protection lead for the InSight Mission and is involved with the Mars 2020 Mission.

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Melissa A. Jones  |  Manager

Dr. Jones obtained her B.S. in Chemistry from Loras College in 2002. Her thesis research focused on simulating surface features on asteroids using regolith fludization techniques on NASA’s microgravity plane. She went on to pursue her Ph.D (2006) at the University of Arkansas where her graduate work focused on studying chemical and physical surface processes on asteroids as well as designing and environmentally testing a sample collector for a proposed near-Earth asteroid sample return mission, which was a collaboration with JPL. Her multipdisciplanary dissertation had a strong science and engineering interface which she ultimately decided to pursue as a career path. Dr. Jones started her career at JPL in 2006 where she spent the first 7 years pursuing opportunities to learn systems engineering. In 2013, she become the Biotechnology and Planetary Protection Group Supervisor, a group where both science and engineering have to meet to get the job done correctly.

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Gayane Anahid Kazarians  |  Scientist

Gayane received her Bachelors Degree in Microbiology from the University of California, at Los Angeles, (UCLA), in 1984. Her experience as a part-time employee during her student years paid off when upon her completion of her degree, she was offered a position within what was known then as JPL’s Space Biological Sciences Group. Currently, she is actively involved with the Planetary Protection Group, particularly as a team member for both the InSight and Mars 2020 Missions.

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Cynthia Ly  |  Planetary Protection Engineer

Cynthia Ly received her Bachelor’s Degree in Biology with a minor in Chemistry from California State University Channel Islands in 2016. She is currently involved in Planetary Protection Center of Excellence projects and Planetary Protection flight implementation work for the Mars 2020 mission.

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Ganesh Babu Malli Mohan  |  Planetary Protection Engineer

Ganesh received his Bachelor’s and Master’s degree in Biochemistry from Sourashtra College, Madurai Kamaraj University, Madurai, India. He consecutively began his research career as a junior research fellow in Madurai Kamaraj University, Madurai, where he received his Ph.D. in Microbiology. His thesis work involved basic microbiology with genomic and proteomic approaches which led to understanding the bacterial physiology and bacterial synthesis of silver nanoparticles. He then joined as a postdoctoral fellow at The Hebrew University of Jerusalem, Israel. His research focused in the field of microbial cell biology, microbial development, cell to cell communication (bacterial nanotubes), multicellularity and colony formation. He joined the Biotechnology and Planetary Protection Group at Caltech-Jet Propulsion Laboratory as a Planetary Protection Engineer. Here, his research project includes molecular microbial monitoring, omics characterization, and enumerating the cleanroom fallout particles using various microscopic techniques. He is currently involved on the Planetary Protection implementation team for Mars 2020 Mission.

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Laura Newlin  |  Planetary Protection Engineer

Laura Newlin received a B.S. in Engineering from Harvey Mudd College and an M.S. in Applied Mathematics from Claremont Graduate School, both in Claremont, California. She joined JPL 30 years performing stochastic modeling of Space Shuttle Main Engine components. She is currently a Senior Engineer with the Biotechnology and Planetary Protection Group. Her 16 years of experience as a planetary protection engineer includes support to Mars Climate Orbiter, Mars Polar Lander, Mars Exploration Rover, Mars Science Laboratory, Phoenix, Juno, Mars Odyssey, Mars Reconnaissance Orbiter, Jupiter Europa Orbiter, InSight, Mars 2020, MarCO, the Europa mission, and numerous spacecraft and instrument proposal teams.

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Hyung "Roy" Park  |  Planetary Protection Engineer

Roy Park graduated from the University of Arizona in the field of Microbiology. He began his career in final product testing of medical devices with a microbial focus, progressing into the field of cleanroom environmental monitoring and terminal sterilization of medical devices using several different modes of sterilization techniques. Throughout his career, he has focused on ensuring product quality and the challenges associated with demonstrating to the FDA and other international auditing bodies that the devices produced were sterilized and free of contamination. He has worked in the quality department for several organizations—working with various internal groups ranging from Research and Development (R&D) to Regulatory Affairs—and he brings this wealth of knowledge and experience to JPL. He has been the Lead Microbiologist, Senior Quality Engineer, and Senior Quality Assurance Specialist for his previous organizations and is currently the lead Planetary Protection Engineer for the Europa Clipper Project.

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Wayne Schubert  |  Scientist

Wayne received B.S. and M.S. degrees in Biology from the California State University, Northridge in 1974 and 1979 respectively. He joined the Jet Propulsion Laboratory in 1974 and is currently a research scientist in the Biotechnology and Planetary Protection Group. He has been actively involved with the implementation of Planetary Protection for current and previous space missions, including Mars Science Laboratory, Phoenix, Mars Reconnaissance Orbiter, Mars Exploration Rovers and Mars Pathfinder. He actively participates in research involving sterilization, cleaning, and validation of spacecraft hardware and is doing applied research on evaluating microbes embedded in solid materials. Recent research activities include investigations into dry heat microbial reduction, a task that evaluates bacterial spore inactivation at elevated temperatures. Wayne also manages an archive task that preserves and characterizes microbes isolated from spacecraft as they are assembled.

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Emily Seto  |  Planetary Protection Engineer

Emily Pui-Yee Seto received a B.S. in Public Health Sciences at University of California Irvine and her M.S. in Clinical Microbiology at the University of Nottingham, England. Her graduate work at the Centre of Biomolecular Sciences focused on microbial genetics and gene disruption of spore formers to combat antimicrobial resistance in hospital settings. Prior to joining the Planetary Protection group, Emily had developed a diverse research background in the fields of medical microbiology and environmental microbiology. She was selected to train at the State of California Department of Public Health where she specialized in identifying and characterizing infectious agents including bioterrorism pathogens. Currently her projects include archive tasks for identifying bacterial isolates from spacecraft associated surfaces as well as cleanrooms environments and flight implementation work for both Mars 2020 and Europa Clipper.

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Arman Seuylemezian  |  Scientist

Arman has completed two internships with the Biotechnology and Planetary Protection group, employed as an academic part time, and currently as a staff scientist has taken roles in the Biotechnology and Planetary Protection Group, characterizing, identifying, and archiving bacterial isolates from spacecraft associated surfaces and cleanroom environments. He has also supported flight project implementation. He is currently working towards a master of science degree in bioinformatics from Johns Hopkins Univerisity. He is interested in applying new and emerging computational biology systems and technologies to better assess microbial bioburden, present on spacecraft associated surfaces.

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Timothy Brian Shirey  |  Planetary Protection Engineer

Brian Shirey is a Planetary Protection Engineer at NASA’s Jet Propulsion Laboratory. He is currently serving as the Mars 2020 Biological Sciences Deputy Lead, and is also supporting mission implementation activities for InSight, Europa, and Mars Helicopter. Prior to joining the JPL Biotechnology and Planetary Protection group, Brian received his Ph.D. in Biology from the University of Alabama, and was subsequently awarded a prestigious ORISE postdoctoral fellowship from the Centers for Disease Control and Prevention (CDC) in Atlanta, GA. Brian has an established and diverse research background within the fields of applied and environmental microbiology, with expertise in both laboratory and field investigations, biofinformatics, genomics, microbial sterilization, and planetary protection. An enthusiastic collaborator, Brian has partnered with collegues representing both national and international agencies and institutions including NASA, CDC, FDA, Los Alamos National Laboratory, the Public Health Agency of Canada, and a number of colleges and universities.

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Nitin Kumar Singh, Ph.D.  |  Planetary Protection Engineer

Dr. Nitin Kumar Singh’s 10+ years of research in Microbiology encompasses Microbial taxonomy, Microbial Genomics, Metagenomics, and Microbial ecology study, analysis and interpretation. He is specialized in working on pathogenic microbes found in hospital environment / clean room (SAF) to understand how microbes adapt to become more pathogenic under anthropogenic pressures. His work on Acinetobacter sp. and Bacillus anthracis clad has helped in the taxonomic resolution of both the genus. Until date, he has played a crucial role in validly describing 13 novel bacterial species from various environments and has been involved in the Genomic and Metagenomic analysis of various projects like ISS-MO, ISS-MOP, CASIS, IMPAS, SPACE-X, JPL-SAF, HEPA and MARS 2020. His work has helped narrow down the dominant microbial population in ISS and establishing its genomic identity through metagenome resolved genomes. He has been instrumental in the implementation of BIG-DATA analysis and visualization leading to the co-relational analysis of all the studies conducted at BPPG.

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Kristina Vaikovna Stott  |  Planetary Protection Engineer

Kristina Stott graduated from California State University Northridge with a B.S. in Cell and Molecular Biology (2010) and an M.S. in Microbiology (2012). Her studies involved cell cycle regulation during fatty acid starvation in Caulobacter crescentus. While working at One Lambda, she gained extensive knowledge and laboratory experience in immunology and transplant diagnostics. She joined the Jet Propulsion Laboratory Planetary Protection group in July 2016. She is currently involved with the planetary protection implementation team for the proposed Mars 2020 mission. She is also working on Break the Chain projects which address backward contamination of the Earth for future sample return missions.

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Moogega Stricker  |  Scientist

Moogega received her Bachelors Degree in Physics from Hampton University in 2006. She successively enrolled in Drexel University where she received her Masters and Ph.D. in Mechanical Engineering with a concentration in thermal fluid sciences. Her dissertation studies involved non-equilibrium plasma sterilization of spacecraft materials so it was a logical transition to work for the Jet Propulsion Laboratory's Planetary Protection Group. Her current projects include developing plasma sterilization methodologies and additional sterilization capabilities for future mission use. She is also the Planetary Protection lead for the Mars 2020 Mission and is involved with the InSight Mission.

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Parag A Vaishampayan  |  Scientist

DAs a staff scientist, Parag manages a multifunctional, multidisciplinary, biotechnology–based laboratory. He has applied his scientific expertise, bioinformatics knowledge and research experience over 15 years to decipher the microbial ecology of diverse and extreme environmental niches encompassing spacecraft assembly clean rooms, ocean, stratospheric air samples, high altitude caves, hydrothermal vents and human gut to name a few. He was instrumental in teaming up with engineers at JPL, industry partners and vendors for developing a sampling and analysis technology for low-biomass environments. His research findings will allow NASA to implement efficient microbial decontamination and sterilization techniques during future spacecraft assembly processes. He is the key bioinformatician of the planetary protection group at JPL. He has successfully managed several multi-institutional research projects as a Principal Investigator and/or Co-Investigator. The results of his research have appeared in more than 40 peer-reviewed publications, book chapters and several (more than 50) presentations.

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Kasthuri Venkateswaran  |  Scientist

Dr. Kasthuri Venkateswaran (Venkat) is the Senior Research Scientist at JPL and supports the Biotechnology and Planetary Protection Group. His 39+ years of research encompasses marine, food, and environmental microbiology. He has applied his research in molecular microbial analysis to better understand the ecological aspects of microbes, while conducting field studies in several extreme environments such as deep sea (2,500 m), spacecraft missions (Mars Exploration Rovers), assembly facility clean rooms, and the space environment in Earth orbit (ISS). Also, he provides expertise for non-NASA programs such as commercial agencies (Boeing – airline cabin air measurement) and medical industries (tissue and organ transplants processing). The bioinformatics databases generated by Venkat’s team are extremely useful in the development of biosensors which will provide information about the spacecraft surfaces and enclosed habitats in an attempt to determine forward contamination as well as develop countermeasures (advance cleaning and sterilization technologies) to control the problematic microbial species

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