Sandia Energy > Programs > Electric Grid > Advanced Grid Modeling > Key Personnel Contact an expert within Sandia’s Advanced Grid Modeling Program. Bryan Arguello Senior Member of Technical Staff email: Bryan Arguello / 505-845-1114 Bryan Arguello Biography Michael Baca Ph.D. Senior Member of Technical Staff email: Michael Baca / 505-284-8041 Michael Baca Biography Pedro Barba, Ph.D. Senior Member of Technical Staff email: Pedro Barba / 505-284-3209 Pedro Barba Biography Logan Blakely Member of Technical Staff email: Logan Blakely / 505-845-7827 Logan Blakely Biography Raymond H. Byrne Ph.D.,FIEEE Manager, Advanced Grid Modeling email: Raymond H. Byrne / 505-844-8716Raymond H. Byrne Biography Hyungjin Choi Ph.D. Senior Member of Technical Staff email: Hyungjin Choi / 505-884-8604 Hyungjin Choi Biography Ryan T. Elliott Ph.D Senior Member of Technical Staff email: Ryan T. Elliott / 505-844-8663 Ryan T. Elliott Biography Manuel Garcia Ph.D. Senior Member of Technical Staff email: Manuel Garcia / 505-249-1085 Manuel Garcia Biography Javier Hernandez-Alvidrez Ph.D. Senior Member of Technical Staff email: Javier Hernandez-Alvidrez / 505-284-2274 Javier Hernandez-Alvidrez Biography Mathew J. Hoffman Principal Member of Technical Staff email: Matthew J. Hoffman / 505-844-4195Matthew J. Hoffman Biography Ronald C. Matthews Jr. Ph.D. Senior Member of Technical Staff email: Ronald C. Matthews Jr. / 505-845-7608 Ronald C. Matthews Jr. Biography Karina Munoz-Ramos Senior Member of Technical Staff email: Karina Munoz-Ramos / 505-844-3296 Karina Munoz-Ramos Biography Brian J. Pierre Ph.D. Senior Member of Technical Staff email: Brian J. Pierre / 505-284-7955 Brian J. Pierre Biography Matthew J. Reno Ph.D. Principal Member of Technical Staff email: Matthew J. Reno / 505-844-3087 Matthew J. Reno Biography David A. Schoenwald Ph.D. Principal Member of Technical Staff email: David A. Schoenwald Ph.D. / 505-284-6285 David A. Schoenwald Biography Andrea Staid Ph.D. Principal Member of Technical Staff email: Andrea Staid Ph.D. / 505-284-3734 Andrea Staid Biography Rodrigo D. Trevizan Ph.D. Postdoctoral Appointee email: Rodrigo Trevizan / 505-384-2449 Rodrigo Trevizan Biography Stephen J. Verzi Ph.D. Distinguished Member of Technical Staff email: Stephen Verzi / 505-844-0063 Stephen J. Verzi Biography Amanda Wachtel Senior Member of Technical Staff email: Amanda Wachtel / 505-844-1962 Amanda Wachtel Biography Felipe Wilches-Bernal Senior Member of Technical Staff email: Felipe Wilches-Bernal / 505-845-8292 Felipe Wilches-Bernal Biography .