Selected publications are available for download as PDF files below. These files are made available to facilitate research by students, practitioners, and other researchers. All normal copywright and distribution rules apply. Downloads should be treated as an offprint.


IWeisburd, D., Eck, J., Braga, A., Telep, C., Cave, B., Bowers, K., Bruinsma, G., Gill, C, Groff, E.R., Hinkle, J., Hibdon, J., Johnson, S., Lawton, B., Lum, C., Ratcliffe, J. Rengert, G., Taniguchi, T., and Yang, S-M. (In Press). Place matters: Criminology for the 21st century. New York: Cambridge University Press.

Weisburd, D., Groff, E.R. and S.M. Yang. (2012). The Criminology of Place: Street Segments and Our Understanding of the Crime Problem. Oxford University Press. London. (Peer Reviewed).         

Rengert, G. and E.R. Groff. (2011). Residential Burglary: How the Urban Environment and Our Lifestyles Play A Contributing Role. Charles C. Thomas.



In Press

Weisburd, D., Groff, E., Jones, G., Cave, B., Amendola, K., Yang, S. and R. Emison. The Dallas Patrol Management Experiment: Can AVL Technologies be Used to Harness Unallocated Patrol Time For Crime Prevention? Journal of Experimental Criminology. [1.810]

Tower, S.M. and E.R. Groff. Examining the Disorder-crime Connection in Philadelphia Parks. Security Journal. Published on-line February 12, 2014 as DOI 10.1057/sj.2014.1. [0.455]

Haberman, C., Groff, E.R., Ratcliffe, J.R. and E. Sorg. Satisfaction with Police in Violent Crime Hot Spots: Using Community Surveys as a Guide for Selecting Hot Spot Policing Tactics. Crime and Delinquency. Published on-line January 2014. [1.508].

Lockwood, B.L., Groff, E.R., Rengert, G.F. and Grunwald, H.E. The Relationship between Social Distance and Treatment Attrition for Juvenile Offenders. Journal of Urban Affairs. DOI: 10.1111/juaf.12154. [1.298].


Ratcliffe, J.R., Groff, E.R., Sorg, E. and C. Haberman. Citizens' Reactions to Hot Spots Policing: Experimental Impacts on Perceptions of Crime, Disorder, Fear and Police. Journal of Experimental Criminology. Published on-line April21, 2015 as DOI 10.1007/s11292-015-9230-2. [1.810]

Kounadi, R., Lampoltshammer, T., Groff, E.R., Sitko, I. and Leitner, M. Exploring Twitter to Analyze the Public's Reaction Patterns to Recently Reported Homicides in London. PLOS ONE. Published on-line March 27, 2015 as doi:10.1371/journal.pone.0121848. [3.534]

Wood, J., McGuire, C., Groff, E.R. and J.R. Ratcliffe. Aligning policing and public health promotion:  Insights from the world of foot patrol. Police Practice and Research: An International Journal. 16(3), 211-223. Published online: October 14, 2013. [0.00]

Groff, E.R., Ratcliffe, J.R., Haberman, C., Sorg, E., Joyce, N., and R. Taylor. Does What Police Do at Hot Spots Matter?: The Philadelphia Policing Tactics Experiment. Criminology 53(1), 23-53. Published online: December 10, 2014. 10.1111/1745-9125.12055. [3.06]

Johnson, L., Taylor R., and E.R. Groff, Metropolitan Local Crime Clusters: Structural Concentration Effects and the Systemic Model Journal of Criminal Justice. Journal of Criminal Justice. 43(3), 186-194. [2.378]

Rengert, G.F., Lockwood, B.L. and E.R. Groff. Barriers to Offending: Burglary and Racial Communities. Andresen, M. and G. Farrell (eds) The Criminal Act: The Role and Influence of Routine Activity Theory. Palgrave.*

Groff, E.R. Informal Social Control and Crime Events. Journal of Contemporary Criminal Justice. Published on-line first on October 13, 2014. DOI: 10.1177/1043986214552619. 31: 90-106. [0.470]


Groff, E.R. Quantifying the Exposure of Street Segments to Drinking Places Nearby. Journal of Quantitative Criminology. 30(3):527-548. Published on-line December 17, 2013 as DOI 10.1007/s10940-013-9213-2. (September 2014). [1.660]

Wood, J., Sorg, E., Groff, E.R., Ratcliffe, J. and C. Taylor.  Cops as Treatment Providers: Realities and Ironies of Police Work in a Foot Patrol Experiment. Policing and Society. 24(3): 362-379. Published on-line April 15, 2013. [0.444].

Sorg, E.T., Wood, J.D., Groff, E.R. and J.H. Ratcliffe. Boundary Adherence during Place-based Policing Evaluations: A Research Note. Journal of Research in Crime and Delinquency. 51: 377-393. Published on-line February 20, 2014 as DOI 10.1177/0022427814523789. (May 2014). [2.220].

Weisburd, D., Groff, E.R., and S-M Yang. Understanding and Controlling Hot Spots of Crime: The Importance of Formal and Informal Social Controls. Prevention Science. 15(1):31-43. Published on-line February 23, 2013.


Haberman, C.P, Groff, E.R. and R.B Taylor. The Variable Impacts of Public Housing Community Proximity on Nearby Street Robberies. Journal of Research on Crime and Delinquency 50(2): 163-188. Published on-line November 8, 2011. [2.220].

Sorg, E., Haberman, C., Ratcliffe, J. and E.R. Groff. Foot Patrol in Violent Crime Hot Spots: The Longitudinal Impact of Deterrence and Post-Treatment Effects of Displacement. Criminology 51(1): 65-101. Published on-line December 19, 2012. [3.268].

Groff, E.R., Johnson, L., Ratcliffe, J.R. and J. Wood. Exploring the Relationship between Foot and Car-based Patrol in Violent Crime Areas. Policing: An International Journal of Police Strategies & Management. 36(1) Pp. 119-139. [0.534].

Groff, E.R. Measuring a Place’s Exposure to Facilities Using Geoprocessing Models:  An Illustration Using Drinking Places and Crime. In Leitner, M. (ed). Crime Modeling and Mapping Using Geospatial Technologies. Pp. 269-295. Springer.

Groff, E.R. and M.J. Fraley. Moving Agents on Representative Networks.  In K. Johnston (ed), Agent Analyst: Agent-Based Modeling in ArcGIS. Pp. 203-238. ESRI Press: Redlands, CA.  

Groff, E.R. and M.J. Fraley. Adding Complexity to Agent Movement on Representative Networks.  In K. Johnston, et al (ed), Agent Analyst: Agent-Based Modeling in ArcGIS. ESRI Press: Redlands, CA. Pp. 359-410.


Groff, E. R. and McCord. E. (2011). The Role of Neighborhood Parks as Crime Generators. Security Journal. 25::1-24. PDF


Ratcliffe, J., T. Taniguchi, E.R. Groff and J. Wood (In press, August 2011). The Philadelphia Foot Patrol Experiment: A Randomized Controlled Trial of Police Effectiveness in Violent Crime Hotspots." Criminology. 49(3):795-831. Draft PDF

Groff, E. R. Exploring 'Near': Characterizing the Spatial Extent of Drinking Place Influence on Crime. Australian and New Zealand Journal of Criminology. 44(2) 156–179.

Weisburd, D., Groff, E. R. and N. Morris. Hot spots of Juvenile Crime: Findings from Seattle. Juvenile Justice Bulletin. Office of Juvenile Justice and Delinquency Prevention.


Groff, E.R., D. Weisburd, and Yang, S-M. 2010. Is it Important to Examine Crime Trends at a Local "Micro" Level?: A Longitudinal Analysis of Block to Block Variability in Crime Trajectories. Journal of Quantitative Criminology, 26:7-32. PDF

Groff, E. R. (2010) Adolphe Quételet. In F. Cullen and P. Wilcox (eds), Encyclopedia of Criminological Theory (Vol. 2, pp. 749-753). Sage: Thousand Oaks, CA.

Weisburd, D., E.R. Groff, & Yang, S.-M. 2010. Understanding Developmental Crime Trajectories at Places: Social Disorganization and Opportunity Perspectives at Micro Units of Geography. Final Report. Office of Justice Programs, National Institute of Justice.


Weisburd, D, N. Morris, and Groff, E.R. 2009. Hot Spots of Juvenile Crime: A Longitudinal Study of Street Segments in Seattle, Washington. Journal of Quantitative Criminology, 25(4): 443-467. PDF

Weisburd, D., E.R. Groff and N. Morris. Hot Spots of Juvenile Crime: Some Preliminary Findings. Final Report. Washington, DC. Office of Juvenile Justice and Delinquency Prevention. 2009.


Groff, E. R. and Birks, D. 2008. Simulating Crime Prevention Strategies: A Look at the Possibilities. Policing: A Journal of Policy and Practice, 1(0): 1-10. PDF

Groff, E. R. 2008. Adding the Temporal and Spatial Aspects of Routine Activities: A Further Test of Routine Activity Theory. Security Journal, 21(1-2): 95-116. PDF

Groff, E. R., D. Weisburd, and N. Morris 2008. Where the Action is at Places: Examining Spatio-Temporal Patterns of Juvenile Crime at Places Using Trajectory Analysis and GIS. In D. Weisburd, W. Bernasco and G. Bruinsma (eds), Putting Crime in its Place: Units of Analysis in Spatial Crime Research. Springer-Verlag.

Groff, E. R. 2008. Characterizing the Spatio-Temporal Aspects of Routine Activities and the Geographic Distribution of Street Robbery. In L. Liu & J. Eck (Eds.), Artificial Crime Analysis Systems: Using Computer Simulations and Geographic Information Systems (pp. 226-251). Idea Group: Hershey, PA.

Groff, E.R. Modeling the Dynamics of Street Robberies. Final Report. Washington, DC: National Institute of Justice. 2008.

Groff, E.R. and T. McEwen 2008. Identifying and Measuring the Effects of Information Technologies on Law Enforcement Agencies: The Making Officer Redeployment Effective Program, A Guide for Law Enforcement. Washington, DC, COPS Office.

Groff, E. R. and L. Mazzerole 2008. "Simulated Experiments and their Potential Role in Criminology and Criminal Justice." Journal of Experimental Criminology 4(3): 187-193.PDF

Groff, E.R. 2008. Simulating Crime to Inform Theory and Practice. In S. Chainey and Tompson, L. (ed), Crime Mapping Case Studies: Practice and Research (pp. 133-141). John Wiley and Sons.


Groff, E. R. 2007. 'Situating' Simulation to Model Human Spatio-Temporal Interactions: An Example Using Crime Events. Transactions in GIS, 11(4):507-530. PDF

Groff, E. R. 2007. "Simulation for Theory Testing and Experimentation: An Example Using Routine Activity Theory and Street Robbery." Journal of Quantitative Criminology 23:75-103. PDF

Groff, E. R. and McEwen, T. 2007. "Integrating Distance Into Mobility Triangle Typologies." Social Science Computer Review 25:210-238. PDF


Groff, E.R. 2006. Analysis in Practice: Spacing Out Crime. Police Professional Magazine (63: 33-35).

2005 and earlier

Groff, E.R., Kearley, B., Beatty, P., Fogg, H., Couture, H., and Wartell, J. 2005. "A Randomized Experimental Study of Sharing Crime Data with Citizens: Do Maps Produce More Fear?" Journal of Experimental Criminology 1:87-115. PDF

Groff, E.R. and T. McEwen. 2005. "Disaggregating the Journey to Homicide." In F. Wang (ed.), Geographic Information Systems and Crime Analysis (pp.60-83). Idea Group: Hershey, PA.

Groff, E.R. and T. McEwen, 2005. Exploring the Spatial Configuration of Places Related to Homicide Events. Final Report. National Institute of Justice: Washington, DC.

Groff, E.R. and T. McEwen, 2005. Visualization of Spatial Relationships in Mobility Research: A Primer. Final Report. Washington DC: Office of Justice Programs; National Institute of Justice.

2004 and earlier

Beckman, K., Wyckoff, L., Groff, E.R., and Beatty, P. 2004. "Trends in Police Research: A Cross-sectional Analysis of the 2001 Literature," Police Practice and Research 5 (2): 165-189, 2004.

Groff, E.R. and N.G. LaVigne. 2002. "Forecasting the Future of Predictive Crime Mapping." In N. Tilley (ed.), Analysis for Crime Prevention (Vol. 13, pp. 29-58). Criminal Justice Press: Monsey, NY.

Mamalian, C.A., N.G. La Vigne, and E.R. Groff. 2001. "The Use of Computerized Crime Mapping by Law Enforcement: Survey Results." National Institute of Justice: Washington, DC.

Groff, E.R. and N.G. La Vigne. 2001. "Evolution of Crime Mapping in the United States: From the Descriptive to the Analytic." In A. Hirschfield and K. Bowers (eds), Mapping and Analysing Crime Data: Lessons From Research And Practice (pp. 203-221). Taylor and Francis: New York.

Groff, E.R., and La Vigne, N.G. 2001. "Mapping an Opportunity Surface of Residential Burglary," Journal of Research in Crime and Delinquency 38 (3):257-278.

Groff, E.R. with J.K. Fleury and D. Stoe, 2000. "Strategic Approaches to Community Safety Initiative (SACSI): Enhancing the Analytic Capacity of a Local Problem-Solving Effort." National Institute of Justice: Washington, DC.