Dr. Ethridge earned a Bachelor’s Degree in Criminal Justice and Psychology from the University of Wisconsin-Platteville; his Master’s Degree in Criminal Justice from Eastern Kentucky University; and a Ph.D. from Sam Houston State University. He has taught a wide variety of courses including: policing, corrections, terrorism, administration and juvenile delinquency. He has consulted with the Hidalgo County Sheriff’s Department, Hidalgo County Juvenile Probation Department and several municipal police departments. His current research interests include border security, concealed handgun laws, and human smuggling/trafficking. He can be reached at philip.ethridge@utrgv.edu.