John M. Cottle
Professor of Geology
Department of Earth Science & Earth Research Institute
University of California, Santa Barbara, CA 93106-9630
Email: cottle@geol.ucsb.edu Tel: (805)-893-7315 (Location map)

D.Phil., University of Oxford, 2008
M.Sc., University of Otago, 2002
B.Sc., University of Otago, 2000
We are always looking for people to join our group. If any of the projects on our Research page interest you, get in touch.

Current Group Members

Ph.D. Geochronology and geochemistry of Mesozoic magmatism in Antarctica

Ph.D. Geochronology of granitoids  from Northern Victoria Land, Antarctica

Ph.D. Geochronology  of metamorphic rocks from the Himalaya

Ph.D. Thermochronology of the lower crust

Adam Kershner

Undergraduate Researcher

Bettie Coy

Undergraduate Researcher

CJ Lemler

Undergraduate Researcher

Josh Hoeflich

Undergraduate Researcher

Nicole Aikin

Undergraduate Researcher

Daniel Torres

Undergraduate Researcher

Gin Li

Undergraduate Researcher

Kayla Leal

Undergraduate Researcher

Charu Garapaty

Undergraduate Researcher

Sarah Grimes

Undergraduate Researcher

Riley Rohrer

Undergraduate Researcher

Valeria Jaramillo Hernandez

Undergraduate Researcher

Past Group Members

Nicoletta Browne

M.Sc. Geochemistry of
Granite Harbor Intrusives, Antarctica.

Elisa Medri

Undergraduate Researcher



Sophie Briggs

Ph.D. Magmatic and Metamorphic evolution of the Southern Alps, NZ

Janelle McAtamney

Ph.D. Structural and 
thermochronologic evolution of the Main Central Thrust, Nepal

Carina Edelman

M.Sc. Geochronology of
REE-bearing Rocks in Colorado.

Chris Strong

Undergraduate Researcher

Nikki Arnush

Undergraduate Researcher

Mason Gonzalez

Undergraduate Researcher

Michelle Carter

Undergraduate Assistant

Haley Perry

Undergraduate Assistant

Keith Chancey

Undergraduate Researcher

Michael Truong

Undergraduate Assistant

Elizabeth Spacone

Undergraduate Researcher

Matthew Mazzoni

Undergraduate Assistant

Erin Shea

Postdoctoral Scholar
Erin is now an Assistant Professor at University of Anchorage

Jacob Poletti

M.Sc. 2015.  Petrogeneis of the Mountain Pass Intrusive Suite. Jacob is now a Geologist at Desilva Gates

Graham Hagen-Peter

PhD. 2015. Magmatic
evolution of  the southern Victoria Land segment of the Ross Orogen, insight from U-Pb and Hf isotopes. Graham is now a Postdoctoral Scholar at Aarhus University in Denmark

Graham Lederer

PhD. 2015. Petrochronology of crustal anatexis in the Leo Pargil Dome, NW India. Graham is now a Resource Geologist at USGS.

Tou Xiong

Undergraduate Assistant

Catherine Mottram

Fulbright Postdoctoral Scholar
2014-15. Catherine is now a Lecturer at the University of Portsmouth, UK.

Paige Granneman

Undergraduate Researcher

Nolan Blackford

Undergraduate Researcher

Tyson McKinney

M.Sc. 2014. Rare Earth
Element Mineralization in Joshua Tree National Park.

Kyle Moulton

Undergraduate Researcher

Jason Schmidt

Undergraduate Researcher

Bryan Norman

M.Sc. 2013. Bryan is now a Geologist at California, Dept. of Conservation Div. of Oil, Gas & Geothermal Resources

Amanda Willingham

M.Sc. 2012. Time-scales of melt generation and migration in the Ama
Drime Massif, Southern Tibet. Amanda is now a Geologist for the Alaska State Geologic Survey.

Justin LaForge

Undergraduate Assistant

Camille Collett

Undergraduate Assistant

Dawn Kellett

Postdoctoral Scholar. Dawn is now a Geologist at the Canadian Geological Survey

Robert Maksimow

Undergraduate Researcher

Christie Villanueva

Undergraduate Researcher