Leslie is the Social Sciences Learning Manager holding the rank of Inspector at the Atlantic Police Academy where she has developed and delivers curriculum on Trauma Informed De-escalation Communication skills, Mental Health, and Domestic Violence. Insp. Hadfield holds a Master’s Degree in Education and Leadership, a Bachelor’s Degree in Psychology, Diploma in Human Services and a Certificate in Adult Education.

Insp. Hadfield was a collaborator on the National Framework for Collaborative Police Action on Intimate Partner Violence (IPV), she assisted Dr.s Coleman and Cotton with TEMPO: A Contemporary Model for Police Education and Training about Mental Illness. As well as co-authored a training manual for MANDT on Autism.

In 2016, she was co-recipient of the International Instructor of the year award presented by State and Provincial Police Academy Directors (SPPADS) and International Association of Chiefs of Police (IACP).

Leslie has been the speaker at numerous conferences and a variety of venues including Canadian Association of Police Educators and Canadian Police Knowledge Network.