Current Lab Members

  • Maggie enjoying a sunny day in the high Serbia mountains

    Dr. Maggie Sogin

    Principle Investigator

    Desk Jockey and Ocean Lover. Maggie obtained her Sc.B in Marine biology at Brown University and her Ph.D. at University of Hawaii.

    Maggie enjoys being outside whenever possible, when outside the lab she can usually be found rock climbing or camping with her dog, husband and daughter.

    Email: maggies [at] ucr.edu

  • A selfie of Diane in the lab

    Diane-Marie Brache-Smith

    Doctoral Candidate

    Seagrass Protector and Microbial Enthusiast. Diane obtained her B.S. in Biology with a concentration in Biotechnology at Miami Dade College.

    Diane can often be found in the wild, camping, hiking, scuba diving, biking, surfing, or snowboarding. She needs to be watered often and exposed to the sun.

    Email: dbrache-smith [at] ucmerced.edu

  • Sophie enjoying time in the lab using a microscope

    Sophie MacVittie

    Doctoral Student

    Mother to Aiptasia. Sophie obtained her B.S. in Marine Science at Eckerd College.

    Outside the lab, Sophie enjoys hiking, scuba diving, and cooking.

    Email: smacvittie [at] ucmerced.edu

    Curriculum Vitae - PDF Download

  • Mara Schwiesow

    Doctoral Student

    Ocean Wonderer and Symbiosis Investigator.

    Mara Schwiesow obtained a B.A. in both Biochemistry and Molecular Biology and Philosophy from Cornell College.

    Mara enjoys skiing, whitewater rafting, and hiking when she's not in lab.

    Email: mschwiesow [at] ucmerced.edu

  • Dr. Vivian Rojas

    Postdoctoral Scholar

    Metabolic Maven and Germ Guru. Vivian obtained her B.S. in Microbiology at The University of Texas at Arlington and her Ph.D. at The University of Texas Southwestern Medical Center. During her Ph.D. training she studied how Salmonella Typhimurium, a pathogen that causes intestinal colitis, perceives the changing metabolic landscape of the gut to successfully cause disease.

    Outside of the lab, Vivian loves to travel and is usually found cooking, baking, and spending time with her partner and their pets.

  • Emma Deen

    Doctoral Student

    Emma obtained her B.S. in Evolution, Ecology, and Biodiversity with a minor in Spanish from UC Davis. When not in the lab, Emma enjoys hiking, exploring new places, and spending time along the coast, especially at the beach.

    email: emmadeen[at]ucmerced.edu

  • Helaina holding a fish

    Helaina Lindsey

    Animal Technician

    Helaina obtained her B.S. in Marine Biology with a minor in Earth Sciences from UC Santa Cruz. Her career in animal care began in undergrad, volunteering at the Tuna Research and Conservation Center for the Monterey Bay Aquarium, caring for bluefin and yellowfin tuna. Though she has a lifelong obsession with marine fauna, no animal is safe from her. Her hobbies include bird watching, lizard catching, tide pooling, and bone collecting.

  • Matthew Corona

    Undergraduate Student

    Matthew Corona is an undergraduate student expected to graduate in the spring of 2027 with a B.S. in Molecular Cellular Biology. Matthew enjoys collecting vinyl records, playing baseball, and propagating his own moss for terrariums

Lab Alumni

  • Gina Chaput

    Former Postdoc, now faculty at Sonoma State University

  • Hailey Hatch-West

    Former Lab Tech, now GRFP fellow at UH Manoa

  • Kaden Muffett

    Former postdoc in the lab

  • Jackie Badillo

    Former Undergrad

    Graduated Spring 2025

  • Saray Madea

    Former Undergrad

  • Kristal Navarro

    Former Undergrad

    Graduated Spring 2023

  • David Smyth

    Former Undergrad

  • Saam Doroodian

    Former Undergrad

    Graduated Spring 2022

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