“…They have proven especially helpful with identifying and explaining the behaviors of subpopulations of offenders (e.g., Nagin, 2005; Nagin & Piquero, 2010; Piquero, 2008). Group-based trajectory modeling (GBTM) has only recently started to gain traction outside the offender context (e.g., Schuck, 2013; Stewart, Morris, & Weir, 2014). It has not been used in the modeling of crime clearance rates, but it has been applied in the crime rate context (e.g., Schupp & Rivera, 2010; Weisburd et al, 2004).…”