Jean-Philippe Avouac photoJean-Philippe Avouac Professor of Geology:Director of the Tectonics Observatory:CaltechCaltech logo

Collaborators, both present and past...

group photo
Some of us, plus more, around the espresso machine
group photo
All dressed up for our Tectonic Lunch presentation

I am greatly indebted to all of the staff for their assistance and to of all the students and Post-docs  who have collaborated with me over the last years:

Current:

Staff Members:

  • Heather Steele: Office Manager of the Tectonics Observatory and Assistant. The real boss!
  • Sebastien Leprince: Senior Research Scientist. Image processing and remote sensing, COSI-corr designer and developer.
  • Francois Ayoub: Software Engineer. Image processing and remote sensing COSI-corr designer and developer.
  • John Galetzka: Field engineer. GPS geodesy, field operations.
  • Jeff Genrich: Member of the Professional Staff. GPS geodesy, field operations and data processing.

PhD Graduate Students:

  • Luca Malatesta (co-advised with Mike Lamb): Luca investigates the factors controlling river width and how river width adjustments influences the response of the drainage system, in terms of incision and sediment transport, to climate and tectonic forcing.
  • Vicky Stevens: Vicky works on analyzing and modeling continental deformation in central Asia and the seismic cycle along the Himalayan front.

Post Docs:

  • Dirk Scherler (co-advised by Mike Lamb):(postdoctoral fellowship from von Humboldt foundation): Dirk studies erosion at the scale of river catchment using river sand content in cosmogenic isotopes to contrain the time response of the landscape to climate change and tectonic forcing. He works on the Himalayan and San Gabriel Mountains (California).
  • Christoph von Hagke (TO Fellowship): Christoph studies the transition from subduction to collision at the southern tip of Taiwan combining thermochronology, structural geology and plate reconstructions.

 

Past:

  • Marion Thomas (PhD student; 2008 - 2013; co-advised with Nadia Lapusta). Marion worked on modeling the seismic cycle on the Longitudinal Valley fault in Taiwan based on geodetic and InSAR observations, kinematic inversions and dynamic modeling of the seismic cycle.
  • Nina Lin (PhD student; 2007 - 2013; co-advised with Mark Simons). Nina worked on measuring and modeling postseismic deformation follwoing the 2010 Maule earthquake using PCAIM applied to GPS and inSAR data. She applied the same approach to modeling seismovolcanic deformation of Long Valley Caldera area. Nina was hired at CGG-Veritas.
  • Thomas Ader (PhD student; 2008 - 2013; co-advised with Nadia Lapusta and Jean-Paul Ampuero). Thomas worked on characterizing and modeling the seismic cycle in the Nepal Himalaya based on GPS geodesy, kinematic inversions and dynamic modeling of the seismic cycle.
  • Belle Philibosian (PhD student; 2007 - 2013; co-advised with Kerry Sieh). Belle worked on characterizing and modeling the seismic cycle on the Sumatra megathrust based on paleogeodesy and PCAIM inversions. She moved to AXA postdoc position at IPGP (Paris).
  • Nadaya Cubas (Post doc; 2011 - 2013; co-advised with Nadia Lapusta). Nadaya worked on constraining frictional properties of megathrust from study forearc structure and deformation and dynamic modeling of forearc deformation and seismic slip. She moved to a post doc position at IPGP (Paris).
  • Sylvain Barbot (Post doc; 2011 - 2012; co-advised with Nadia Lapusta). Sylvain worked on dynamic modeling of the seismic cycle on the Parkfield segment of the San Andreas Fault and viscoelastic relaxation in Taiwan. Sylvain moved to a faculty position at NTU (Singapore).
  • Shu-Hao Chang (Post doc; 2010 - 2012). Shu-Hao worked on dynamic modeling of the seismic cycle on the Parkfield segment of the San Andreas Fault. Shu-Hao moved to a post doc position at IES (Taiwan).
  • James Hollingsworth (Post doc; 2009 - 2012; co-advised with Brian Wernicke). James used optical images correlation to study surface deformation due to the Krafla seismo - volcanic crisis in Iceland (1975 - 1984). James moved to a CNRS research scientist position at GeoAzur in Nice (France).
  • Alex Copley (Post doc; 2009 - 2011). Alex worked on the geodynamics of the India-Asia collision to quantify the forces involved and their origin. Alex moved to a lecturer position at Cambridge University (UK).
  • Kristel Chanard (Undergraduate Student Ecole Normale Supérieure Paris; 2009 - 2010). Kristel worked on analyzing and modeling season geodetic strain in the Nepal Himalaya due to continental water storage variations related to Mosoon. She used GPS geodesy and data from the GRACE gravimetric satellite mission.
  • Steve Kidder (PhD student; 2005 - 2010; co-advised with Jason Saleeby). Steve worked on constraining crustal rocks rheology from Quartz paleopiezometry, Ti-Qz thermometry in the Taiwan orogeny context. Steve moved to a faculty position at City College (New York).
  • Ozgun Konca (PhD student; 2007 - 2013; co-advised with Don Helmberger). Ozgun worked on developing kinematic source models of large earthquakes including the Nias earthquake in Sumatra and the Duzce earthquake in Turkey using seismic waveforms, GPS and remote sensing data. He moved to a faculty position at Kandilli Observatory (Turkey).
  • Béatrice Puyssegur (PhD student; 2003 - 2007; co-advised with Rémi Michel). Béatrice worked in improving tropospheric corrections of inSAR data based on mesoscale weather models, and developed the Multi-Link SAR (MuLSAR) method to improve the temporal and spatial resolution of inSAR. Béatrice was hired by the French Atomic Agency (CEA, France).
  • Andrew Kositsky (Undergrad student; 2007 - 2009). Andrew worked on the Principal Component Analysis Based Inversion Method to invert time series of geodetic and remote-sensing of surface deformation data for fault slip at depth. Andrew was hired by Exxon Mobil.
  • Pierre Bettinelli (PhD student; 2002 - 2006). Pierre studied interseismic deformation in the Himalayas of Nepal and the plate motion of India, based on continuous GPS measurements. Pierre was hired by Schlumberger.
  • Sylvain Bernard (Undergraduate student Ecole Normale Supérieure Paris 2003). Sylvain came as a graduate student from the Magistere Interuniversitaire of Earth Sciences at the Ecole normale superieure in Paris.  Sylvain is working on modeling the kinematics of thrusting and folding using field examples and analogue experiments.

    Olivier Beyssac (Visiting Scientist; 2003 - 2004). Olivier is a CNRS research scientist. He worked with me on constraining the thermal and exhumation histor of the central range (Taiwan) and Nepal Himalaya.

  • Laurent Bollinger (PhD student; 1998 - 2002). Laurent has worked on constraining the thermal and colling hisotry in the Nepal Himalaya and recent deformation as deducted from geodetic and seismicity studies. He has developed thermokiematic models of deformation over the long term. Laurent was hired by the Frechn Atomic Agency (CEA, France).

  • Mohammed Chlieh (Post doc; 2004 - 2007). Mohammed worked on modeling the seismic cycle along the Sumatra Subduction zone and the 2004 great Sumatra earthquake. He moved to a research scientist position with IRD.

  • Michael Trique (Phd Student; 1997 - 2000; co-advised with Frederic Perrier). Michael worked on experimental investigations of radon anomalies and electrokinetic effect due to strain variations. Michael moved to a position with the European Patent Office in La Haye.

  • Sébastien Leprince (PhD student; 2003 - 2008). Sébastien worked on sub-pixel co-registering and correlation of optical images (COSI-corr). Sébastien was hired in my group as a Senior Research Scientist to lead our remote sensing lab.

  • Hugo Perfettini (Post Doc; 2002 -2004). Hugo worked on dynamic modeling of afterslip and the relation to aftershocks. He moved to a research scientist position with IRD.

  • Martine Simoes (PhD student; 2002- 2005). Martine studied the kinematics of crustal deformation in Taiwan combining geomorphology, structural geology, petrologic investigations and thermokienmatci modeling. Martine moved to a CNRS research scientist position at IPGP (Paris).

  • Stéphane Dominguez (Post doc; 1999-2001). Comparing the Himalayan seismotectonics with other orogenic areas, Tien Shan), Stephanemoved to a CNRS research scientist position in Montpellier (France).

  • Laurence Audin (Post doc; 1998 - 2000). Seismotectonic of north-eastern France, 1998-2000, Laurence moved to research scientist at IRD position in Toulouse.

  • Rodolphe Cattin (Post doc; 1997 - 1999). Rodolphe worked on modeling rhw seismic cycle in the Nepal Himalaya using a Finite Element Model. He moved to a faculty position at ENS (Paris).

  • Jean-Bernard De Chabalier (Post doc; 1994 - 1996). Jean-Bernard worked on quantifying and modeling activerifting in Afar (Eastern Africa). He moved to a CNAP position at IPGP (France). CNFGG Award, 1995.

  • Blanche Poisson (PhD student; 1999 - 2002). Blanche worked on quantifying and modeling climatic forcing on river incision. 2002. She moved to a permanent position at BRGM. Best Thesis Award from the Societe Geologique de France, 2004. She sadly deceased in 2010.

  • Jérome Lavé (PhD student; 1993 - 1997). Jerome worked on active thrusting and river incision across the Himalaya of Nepal. 1996. Jerome moved to a research scientist positon at CNRS in Grenoble (LGCA). GSA Best Paper Award, 2003.

  • Yann Klinger (PhD student; 1994 - 1998); co-advised with Louis Dorbath). Seismotectonics of the Dead Sea fault. 1998. Yann moved to a CNRS research scientist position in Paris (IPGP).

  • Remi Michel (PhD student; 1993 - 1997). Remi worked in developing methods of measuring tectonic deformation from SAR amplitude and optical images. He moved to a position at the French Atomic Agency (CEA, France).

  • Benoit Lorne (PhD student; 1993 - 1997; co-advised with Frederic Perrier) Experimental investigation of SP anomalies and streaming potential, 1996.Benoit is now on a permanent positions in a European patent organisation in La Haye.

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