RT Article T1 Present but not prevalent: Identifying the organizational correlates of researcher-practitioner partnerships in U.S. law enforcement JF Police practice and research A1 Rojek, Jeff A2 Alpert, Geoffrey P. 1948- A2 Hansen, John A. 193X- A2 Shjarback, John A. LA English YR 2019 UL https://krimdok.uni-tuebingen.de/Record/1912660520 DO 10.1080/15614263.2019.1657626