Bracken, Summers & Fleenor (1998) January 29, 2016January 29, 2016 David Bracken360 Degree Feedback, David W Bracken, DWBracken & Associates Bracken, D.W., Summers, L., & Fleenor, J.W. High tech 360. Training & Development, August, 1998. HighTech360 Share this:TwitterFacebookLike Loading... Related Bracken, Summers & Fleenor (1998)