TD Magazine Article LETTERS TO THE EDITOR November 1970 SH By Simon B. Hendrickson 0 Comments Bookmark Main Site Sign in Page Don't have an ATD account? Don't have an ATD account? Forgot your Password? Already an ATD customer without a web account? Institutional subscriber? Click here to sign in. Share Member-Only Content Focuses on the supervisory training program for hard-core unemployables (HCU). Effectiveness of learning the culture of HCU; Needs and characteristics of HCU; Supervisors' commitment to HCU. You've reached ATD member-only content. Sign in below or join ATD to continue. Sign In