M.S. committee member and co-advisor, Elizabeth Murphy, University of Illinois, Dept. Env. Eng., Champaign, IL. Predicting hydrologic variables in watersheds along an urban gradient (9/2000– 8/2002).

M.S. committee member and co-advisor, Chuenamol Sethaputra, Dept. Env. Sci., University of Colorado, Denver, CO. Dual porosity techniques for predicting macropore transport, (1/2003 – 2004).

M.S. committee member and co-advisor, Maria Stearns, Dept. Geog. Env. Sci., University of Colorado, Denver, CO. Effects of coal-bed methand discharge waters on the vegetation and soil ecosystem in Powder River basin  (2/2003-5/2004)

M.S. committee member and co-advisor, Justin Little, Dept. Geog. Env. Sci., University of Colorado, Denver, CO. Importance of scaling: laboratory versus field scale hysteretic measurements for a coarse sandy soil (2/2004-2006)

Ph.D. committee, Mark E. Smith, Dept. Water Resour. Plan. Mgt., Colorado State University, Fort Collins, CO. Application of prediction methodologies for coastal and urban water flooding in ungauged basins of El Salvador (2/2004 - 2007).

M.S. committee member and co-advisor, Maria A. Figueroa, Dept. Geog. Env. Sci., University of Colorado, Denver, CO. A Comparison of dO¹⁸ Composition of Water Extracted from Suction Lysimeters, Centrifugation, and Azeotropic Distillation  (4/2005-2007)

Ph.D. committee member and co-advisor, Erin Wallin
(E.Wallin@gns.cri.nz), Dept. of Geophysics, Colorado School of Mines, Golden, CO. Evaluation of High Frequency Sounding for detection and monitoring of DNAPL contaminants (2/2004 - 2008).

Ph.D. committee member and co-advisor, Oderson A. De Souza Filho (oderson@fo.cprm.gov.br), Grupo de Geotecnologias. Instituto de Geociências, Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil,  Dados Aerogeofisicos e GeolOgicos Aplicados a Selecáo de Areas Favoràveis para Agua Subterränea no Dominic Cristalino do Cearà, Brasil, August 29, 2008 (2007-2008).

Ph.D. committee member and co-advisor, Maria Cecília Sodero Vinhas (bruxinha68@hotmail.com), Grupo de Geotecnologias. Instituto de Geociências, Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil, Geomorphologic characterization of Itanhaem river estuary by means of interpretation of geophysical data (2008 - present).

Ph.D. committee member and co-advisor, Andréa Koga Vicente        (AndreaK@ige.unicamp.br), Grupo de Geotecnologias, Departmento de Geografia, Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil, Uncertainty in spatialization of extreme precipitation events near Serra do Mar. (2008 - present).

Ph.D. committee member and co-advisor, Fabio Iwashita (Iwashita@ige.unicamp.br), Grupo de Geotecnologias. Instituto de Geociências, Universidade Estadual de Campinas (UNICAMP), Campinas, Brazil, Joint prediction of water quality in central Brazil from hydrogeologic and airborne geophysical measurements using data mining and knowledge discovery techniques (2008 - present).

Ph.D. committee member and co-advisor, Lucas P. Moriera               (lucasmoreira@unb.br), Grupo de Geotecnologias. Instituto de Geociências, Universidade Estadual de Brasilia, Brazil (UnB), Joint inversion of receiver functions and surface water measurements to improve earthquake source locations (2009 - present).