Sandia Energy > Programs > Electric Grid > Advanced Grid Modeling > Key Personnel Contact an expert within Sandia’s Advanced Grid Modeling Program. NamePositionE-mailPhoneBryan ArguelloSenior Member of Technical Staff barguel@sandia.gov505-845-1114Michael Baca Ph.D.Senior Member of Technical Staff mbaca2@sandia.gov505-284-8041Pedro Barba, Ph.D.Senior Member of Technical Staff pbarba@sandia.gov505-284-3209Logan BlakelyMember of Technical Staff lblakel@sandia.gov505-845-7827Raymond H. Byrne Ph.D.,FIEEEManager, Advanced Grid Modelingrhbyrne@sandia.gov505-844-8716Hyungjin Choi Ph.D.Senior Member of Technical Staffhchoi@sandia.gov505-884-8604Ryan T. Elliott Ph.DSenior Member of Technical Staffrtellio@sandia.gov505-844-8663Manuel Garcia Ph.DSenior Member of Technical Staffmgarc19@sandia.gov505-249-1085Javier Hernandez-Alvidrez Ph.D.Senior Member of Technical Staffjherna4@sandia.gov505-284-2274Mathew J. HoffmanPrincipal Member of Technical Staffmjhoffm@sandia.gov505-844-4195Ronald C. Matthews Jr. Ph.D.Senior Member of Technical Staffrcmatth@sandia.gov505-845-7608 Karina Munoz-RamosSenior Member of Technical Staffkmunoz@sandia.gov505-844-3296Brian J. Pierre Ph.D.Principal Member of Technical Staffbjpierr@sandia.gov505-284-7955Matthew J. Reno Ph.D.Principal Member of Technical Staffmjreno@sandia.gov505-844-3087David A. Schoenwald Ph.D. Principal Member of Technical Staffdaschoe@sandia.gov505-284-6285Andrea Staid Ph.D. Principal Member of Technical Staffastaid@sandia.gov505-284-3734Rodrigo D. Trevizan Ph.D. Postdoctoral Appointeerdtrevi@sandia.gov505-384-2449Stephen J. Verzi Ph.D. Distinguished Member of Technical Staffsjverzi@sandia.gov505-844-0063Amanda Wachtel Senior Member of Technical Staffawachte@sandia.gov505-844-1962Felipe Wilches-Bernal Senior Member of Technical Stafffwilche@sandia.gov505-845-8292