University of Minnesota Law School Scholarship Repository Minnesota Law Review 2021 Facial Recognition and the Fourth Amendment Andrew Guthrie Ferguson Follow this and additional works at: https://scholarship.law.umn.edu/mlr Part of the Law Commons Recommended Citation Ferguson, Andrew Guthrie, "Facial Recognition and the Fourth Amendment" (2021). Minnesota Law Review. 3204. https://scholarship.law.umn.edu/mlr/3204 This Article is brought to you for free and open access by the University of Minnesota Law School. It has been accepted for inclusion in Minnesota Law Review collection by an authorized administrator of the Scholarship Repository. For more information, please contact
[email protected]. Article Facial Recognition and the Fourth Amendment Andrew Guthrie Ferguson† Introduction ......................................................................................................... 1106 I. Facial Recognition Technology ............................................................... 1109 A. The Technology ..................................................................................... 1110 B. Police Use of Facial Recognition Technology ........................... 1115 1. Face Surveillance .......................................................................... 1116 2. Face Identification ....................................................................... 1119 3. Face Tracking ................................................................................. 1122 4. Non-Law Enforcement Purposes ..........................................