Loran Nordgren's explanation to learners of how to avoid problems associated with brainstorming processes:
http://www.chicagotribune.com/bluesky/originals/chi-loran-nordgren-northwestern-candor-bsi-20150114-story.html
All the best,
Charles Wankel
Mg-Ed-Dv list director
http://facpub.stjohns.edu/~wankelc