The available data are imperfect but suggest that between 202,300 and 327,000 workers provide homelessservices. However, little is known about the composition of this workforce and little attention has been paid to developingits capacity to address the multiple problems of those living without homes. Workforce development covers a range ofactivities from recruitment through training and credentialing—all of which support the goal of strengthening theprofessional identity, skills, and resilience of the workforce. Success in ending homelessness is likely to be out-of-reachwithout serious investments in the professional development of homeless service providers. (Author)