# Former Lab Members ## expand\_more [### Kemi Ashing-Giwa ](/people/kemi-ashing-giwa)Graduate Student in Geobiology, Stanford University Harvard College Class of 2022 Kemi Ashing-Giwa is a senior concentrating in Organismic and Evolutionary Biology with a secondary in Astrophysics. ![Kemi Ashing-Giwa](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/kemi.jpg?itok=fT_wWlet) [### Rui Bao ](/people/rui-bao) SNSF Postdoctoral Fellow, 2016-2018, Pearson Lab Ph.D., ETH Zurich, 2016 Rui Bao joined EPS as a postdoctoral fellow in Ann Pearson’s group. ![Bao](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/bao_cropped.jpg?itok=Xv1yt5Ap) [### Steven Beaupre ](/people/steven-beaupre) Associate Professor, School of Marine and Atmospheric Sciences, Stony Brook University Research Associate, Pearson Lab 2014 ![diamond_head_summit_5_steve.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/diamond_head_summit_5_steve.jpeg?itok=7Mj7GwuN) [### Tanja Bosak ](/people/tanja-bosak) Professor, Dept. of Earth, Atmospheric and Planetary Sciences, Massachusetts Institute of Technology Microbial Sciences Initiative Postdoctoral Fellow, 2005-2007 ![tanja.jpg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/tanja.jpg?itok=EWVAor_Z) [### Roderick Bovee ](/people/roderick-bovee) Ph.D., 2014, Pearson Lab ![roderick.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/roderick.jpeg?itok=Yg3iSpim) [### Alex Bradley ](/people/alex-bradley) Associate Professor, Department of Earth and Planetary Sciences, Washington University, St. Louis, MO Agouron Institute Fellow, 2009-2012 ![alex.jpg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/alex.jpg?itok=yz1kweZR) [### Jochen Brocks ](/people/jochen-brocks) Professor, Research School of Earth Sciences, Australian National University Junior Fellow, Dept. of OEB, 2001-2004 ![jochen.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/jochen.jpeg?itok=yF9E3arg) [### José Carriquiry ](/people/jose-carriquiry) Professor, Autonomous University of Baja California Ph.D., 1991, McMaster University José received his BSc in Oceanography from the Autonomous University of Baja California, Mexico, and Ph.D. in Geology/Geochemistry from McMaster University, Canada (advisors: Drs. Mike Risk and Henry Schwarcz). ![Jose](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/jose-1.png?itok=5OfJ0RMK) [### Alyssa Chan ](/people/pages/undergraduate-thesis-students) Undergraduate Thesis Student, 2015-2016 ![alyssa.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/alyssa.jpeg?itok=Dl66uwGs) [### Hilary Close ](/people/hilary-close) Associate Professor, Department of Ocean Sciences, Rosenstiel School of Marine and Atmospheric Science, University of Miami Ph.D. 2012, Pearson Lab ![hilaryforweb.jpg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/hilaryforweb.jpg?itok=QZLe6bl4) [### Anne Dekas ](/people/anne-dekas) Assistant Professor of Earth System Science, Stanford University Ph.D. in Geobiology, Caltech 2012 Harvard EPS Undergraduate Thesis Student, 2003-2004 ![annedekas.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/annedekas.jpeg?itok=FoIhroqb) [### Felix Elling ](/people/felix-elling) Postdoctoral Fellow Present position: Research group leader, Leibniz Laboratory, Christian-Albrecht University of Kiel, Germany I am an organic geochemist and geobiologist studying past and present interactions of microbial life with geochemical cycles and climate from a molecular perspective. ![Felix Elling photo](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/felix_elling_-_professional.jpg?itok=wiZfc93L) [### Woody Fischer ](/people/woody-fischer) Professor of Geobiology in Geological and Planetary Sciences, Caltech Ph.D. 2007, Knoll Lab ![woody.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/woody.jpeg?itok=ex8ej2g4) [### Meredith Fisher ](/people/meredith-fisher)Director of Technology and Business Development, Enlight Biosciences Ph.D. 2007, Cavanaugh Lab ![meredith.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/meredith.jpeg?itok=cgsN3_nm) [### Patricia Fuentes-Cross ](/people/patricia-fuentes-cross) Administrator ![patricia.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/patricia.jpeg?itok=WD5ZYiL0) [### Ana Camila Gonzalez-Nayeck ](/people/ana-camila-gonzalez-valdes) Ph.D., Pearson Lab, 2023 Ana’s PhD research deals with the carbon isotopic composition of organic compounds in microbial mats. ![AC Gonzalez Valdes](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/ana.jpg?itok=MtZdR--O) [### Clare Hayes ](/people/clare-hayes) Microbial Sciences Initiative Summer Fellow, 2007 ![clare.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/clare.jpeg?itok=FPIp-j9x) [### Lindsay Hays ](/people/lindsay-hays) Program Scientist, NASA Agouron Postdoctoral Fellow, 2010-2013 ![lindsay.jpg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/lindsay.jpg?itok=p59wT9PH) [### Jordon Hemingway ](/people/jordon-hemingway) Postdoctoral Fellow, 2017-2021 Present position: Assistant Professor, Geological Institute, Department of Earth Sciences, ETH Zürich Jordon Hemingway develops and applies methods and concepts of geochemistry and kinetics to understand how and why the Earth system has evolved throughout its history. ![Jordon Hemingway photo](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/jordon_hemingway_-_professional.jpg?itok=4X5QSqPR) [### Greg Henkes ](/people/greg-henkes) [gregoryhenkes-at-stonybrook-dot-edu](mailto:gregoryhenkes-at-stonybrook-dot-edu)Assistant Professor, SUNY Stony Brook Postdoctoral Fellow, 2014-2016, Pearson Lab ![henkes_pilatus.jpeg](/sites/g/files/omnuum436/files/styles/hwp_4_5__690x865/public/pearson/files/henkes_pilatus.jpeg?itok=jVN7NTRB) - Previous page chevron\_left - [1](?page=0 "Current page") - [2](?page=1 "Go to page 2") - [3](?page=2 "Go to page 3") - [4](?page=3 "Go to page 4") - [ Next page chevron\_right ](?page=1 "Go to next page")