Putting TRAC to Work
Legal and Scholarly
Journal of Population Research
September 13, 2018
The black box within a black box: Solitary confinement practices in a subset of U.S. immigrant detention facilities By Caitlin Patler, Jeffrey O.Sacha and Nicholas Branic
	Corresponding to growth in the system of mass incarceration, the system of immigration detention has witnessed unprecedented growth over the past several decades. Indeed, the daily detained population increased more than 14‑fold between 1973 and 2009 (Patler and Golash‑Boza 2017). While data on the detained population is extremely limited, the Transactional Records Access Clearinghouse (TRAC) at Syracuse University reports that 367,774 individuals were in ICE custody in fiscal year 2015. Nationally, ICE uses 637 detention facilities to house a daily population of roughly 34,000 detainees, as mandated by Congress....[Citiing TRAC research]. External Link
	Transactional Records Access Clearinghouse, Syracuse University Copyright 2018