The National Criminal Justice Honor Society was founded in 1942 and is the only nationally recognized Criminal Justice Honor Society.
In 1976, the Executive Board of the Academy of Criminal Justice Sciences voted unanimously to designate Alpha Phi Sigma as the National Criminal Justice Honor Society. In 1981, Alpha Phi Sigma was admitted to the Association of College Honor Societies.
For over half a century, Alpha Phi Sigma has continuted to foster its four ideals; Academic Excellence, Unity, Leadership, and Service.
Student members shall be enrolled full- or part-time and shall be of high moral character. Undergraduate students must have completed at least three full-time semesters or equivalent, and at least four of the courses must be in the Criminal Justice field.
Undergraduates must have a cumulative grade point average of 3.2 on a 4.0 scale and rank in the top 35 percent of their class.
Postbaccalaureate students shall meet a minimum 3.5 cumulative grade point average or rank in the top 25 percent of their class.
Current officers are Kendra Bowen, president; James Bowers, vice president; Leann DeMuzzio, secretary; and Brooke Mathna, treasurer.

Alpha Phi Sigma held a food drive for the Indiana County Community Action Program (ICCAP) in October 2009. Over one thousand items were donated from Giant Eagle and Wilson Hall students and faculty members. Eight hundred pounds of food, drinks, and toiletry items were donated to ICCAP along with $230.
At left are Kendra Bowen and James Bowers