Our Team

Interested in working with us? Learn more 

Open Positions

Graduate Students:

Most graduate students in our group are members of the Department of Chemistry or the Department of Molecular and Cell Biology at UC Berkeley. If you are already a graduate student at UC Berkeley and are interested in our research, please contact Alanna.  If you are an aspiring UC Berkeley graduate student, please submit your application materials via the portals associated with the two departments listed above.

Postdoctoral Scientists:

Prospective postdoctoral researchers are encouraged to submit a cover letter and complete curriculum vitae and arrange for three letters of recommendation. Postdoctoral inquiries and letters of recommendation are accepted via both e-mail and US mail.

Principal Investigator

Postdoctoral Associates

Joshua Walker
Ph.D. Chemical and Biomolecular Engineering, Cornell
Shuai Zheng
Ph.D. Chemistry, UPenn

Graduate Students

Sol Chang
M.S. Chemistry, National Taiwan University
Neville Dadina
Sc.B. Chemistry, Brown
Riley Fricke
B.S. Chemistry, UCLA
Patrick Ginther
B.S. Chemistry and B.S. Biology, Washington College
Susan Knox
B.S. Chemistry, College of NJ
Isaac Knudson
B.A. Chemistry, Columbia
Deepto Mozumdar
B.S. Chemistry, University of Delhi
Leah Roe
B.A. Molecular Biology and Biochemistry, UC Berkeley
Sebasthian Santiago Gonzalez
B.S. Chemistry, MIT
Cameron Swenson
B.S. Chemistry and B.S. Biochemistry, Minnesota
Tiyaporn (Tent) Tangpradabkul
B.S. Biochemistry, UIUC
Jonathan Tyson
B.Sc. Chemistry, Rider University
Xizi (Kelsey) Zhang
B.S. Biochemistry, Boston College
Maddie Zoltek
B.S. Molecular Biophysics & Biochemistry, Yale

Undergraduate Students


Samantha (Pixie) Piszkiewicz, Ph.D.
Lab Manager and Biochemistry Coordinating Editor
Sarah Smaga, Ph.D.
Managing Director, C-GEM
Chrissy Stachl, Ph.D.
Director of Education, Outreach, and Diversity, C-GEM
Karen Wong, B.A.
Faculty Support Administrator


Name Time in Lab/
Degree Date
Position and Location
Andrew Cairns 2019-2020

Medicinal Chemistry Trainer, Wellcome Centre for Anti-Infectives Research (WCAIR) at the University of Dundee

Aarushi Gupta 2019

Scientist, Moderna

Omer Ad 2017-2019

Senior Scientist, Quantum-Si

Ling Chu 2017-2019

Postdoctoral Fellow, Yale University (Crews Lab)

Angela Steinauer 2018

Postdoctoral Scientist, ETH Zurich (Hilvert Lab)

Kim Quach 2018

Senior Life Sciences Specialist, L.E.K. Consulting

Allison Walker 2018

Postdoctoral Scientist, Harvard Medical School (Clardy Lab)

Rebecca Wissner 2018

Scientist, RNA & Targeted Therapeutics, The Janssen Pharmaceutical Companies of Johnson & Johnson

Roman Erdmann 2014-2017

Senior Scientist, MRL Boston

Alexander Thompson 2017

Project Analyst Intern, Compass Strategic Consulting

Wesley Robertson 2017

Postdoctoral Researcher, MRC Laboratory of Molecular Biology

Julie Kuroda-Lanselle Sinclair 2017
Aaron Zwicker 2016

Process Engineer, Intel Corporation

Amy Doerner 2016

Scientist, AbSci

Michael Melicher 2015

Postdoctoral Fellow, Harvard University

Melissa Lowder 2015

Consultant, Health Advances

Elizabeth Denton 2015

Sr. Scientist, Biotage

Jonathan Miller 2014

Equity Research Associate, Evercore ISI

Seth Alexander 2014

Senior Scientist, Intellia Therapeutics, Inc.

Jonathan LaRochelle 2014

Postdoctoral Research Fellow, Harvard Medical School

Pam (Shou-Ping) Wang 2014

Scientist, Moderna Therapeutics

Jacob Appelbaum 2012

Hematology/Oncology Fellow, Fred Hutchinson Cancer Research Center

Clarissa Melo Czekster 2012-2014

Postdoctoral Fellow, The University of St. Andrews

Elissa Hobert 2012

Scientist, Moderna Therapeutics

Matthew Molski 2011

Project Leader, The Boston Consulting Group

John Chu 2011-2014

Postdoctoral Associate, Rockefeller University

Cody Craig 2011

Senior Scientist, Alcon Laboratories Inc.

Daniel Fried 2011

Assistant Professor, St. Peter’s University

Zachary Kaur 2011-2012

Scientist, Sanofi

Rachel Dexter 2010

Management Analyst, National Institutes of Health

Sarmistha Ray (Saha) 2010

Senior Biochemist, Siemens Healthcare Diagnostics

Tiffany Halo 2010

Assistant Director, Bayer

Arjun Narayanan 2010-2011

Senior Principal Scientist, Pfizer Inc.

Betsy Smith 2009

Assistant Professor, Elmira College

Arjel Bautista 2009

Global Portfolio Benchmarking Lead, Bristol-Myers Squibb

Jessica Goodman 2009

Director of Corporate Alliances, Harvard University

Elizabeth Harker (Scheideman) 2009

Scientist, Vaccine Program Production Laboratory, VRC, NIH

Justin Holub 2009-2013

Assistant Professor, Ohio University

Jennifer Holtzman 2008

Scientific Project Coordination Biologist III, Health Canada

Danielle Guarracino 2008

Associate Professor, The College of New Jersey

Abby Maranda (Hodges) 2008

Associate Professor, Mid-America Nazarene University

Rebecca Scheck 2008-2013

Assistant Professor, Tufts University

Crystal dela Torre (Zellefrow) 2008

Research Scientist, GE Healthcare

Jade Xiaoyan Qiu 2007

Associate Professor, Suzhou University

Jennifer Griffiths 2005-2006

Editorial Development Manager, Americas at Royal Society of Chemistry

Joshua Kritzer 2005

Associate Professor, Tufts University

E. James Petersson 2005-2008

Associate Professor, University of Pennsylvania

Kamil Woronowicz 2005

Assistant Professor, United States Military Academy

Lori Yang 2005

Chief Scientist Officer, Lectenz Bio

Heather Volkman 2005

Research Scientist, Baxter Healthcare

Doug Daniels 2004-2008

Executive Director, University of Dayton

Olen Stephens 2004-2006

Chemistry and Manufacturing Controls Branch Chief, US Food and Drug Administration

Anja Gemperli (Graf) 2003-2004

Team Leader, Solvias AG

Scott Hart 2003

Associate Director, Exploratory Pharmaceutical Sciences, Bristol-Myers Squibb

Nathan Luedtke 2003-2006

Associate Professor, University of Zurich

Stacey Rutledge (Chin) 2003

Research Scientist II, Medimmune

Gianluca Belogi 2002-2003

Senior R&D Chemist, Olon SpA

Dasantila Golemi-Kotra 2002-2004

Associate Professor, York University

Joanne Kehlbeck 2002

Associate Professor, Union College

Jin Kim Montclare 2002

Director for the Convergence of Innovation and Entrepreneurship Institute, New York University

Kevin Rice 2002-2004

Associate Professor, Colby College

Alexis Leonard (Kays) 2001

Independent Biotechnology Professional

Alain Martelli 2001-2002

Principal Scientist, Pfizer

Tanya Schneider 2001

Associate Professor, Connecticut College

Jason Chin 2001

Group Leader, MRC Laboratory of Molecular Biology

Yichin Liu 2000

Associate Director, Genentech

Jennifer Kohler 2000

Associate Professor, University of Texas Southwestern Medical Center

Elke Pierron 2000-2001
Reena Zutshi 2000-2001

President and CEO, Luceome Biotechnologies

Mary Kay Hamm (Pflum) 1999

Associate Professor, Wayne State University

Julia Cox (Sheldon) 1999

Dean of Faculty, The Ethel Walker School

Charles Rodgers Palmer 1999

Partner, ghSMART

Neal Zondlo 1999

Professor, University of Delaware

Leslie Sloan 1999

Biotech Executive, Aeglea BioTherapeutics

Steven Metallo 1999

Associate Professor, Director of Graduate Studies, Georgetown University

Jennifer Frederick 1999

Executive Director, Yale Center for Teaching and Learning

Brian Linton 1997-2000

Associate Professor, College of the Holy Cross

Arikha Moses 1997

Founder & Senior Executive, Galatea Surgical

Miles Fabian 1996-1999

Health Scientist Administrator, NIH

David Paolella 1996

Director, Manufacturing Science and Technology, GlaxoSmithKline

Matthew Hayward 1995

Associate Research Fellow, Pfizer Inc.

Paul Richardson 1995

Principal Research Scientist, AbbVie

Christiane Casas 1994-1995

Laboratory Supervisor, Pierre Fabre

Anne Baranger 1993-1996

Director of Undergraduate Chemistry, UC Berkeley

Sharon Cload 1993

VP, Molecular Discovery Technologies, Bristol-Myers Squibb

Bernard Cuenoud 1993

Global R&D Manager, Critical Care & Surgery, Nestle Health Science