Extreme Fishbowl. - Zhon Johansen; Ken Auer; Brian Button; Alistair Cockburn; James Grenning; Kay Johansen; Duff O'Melia (XP/Agile Universe, 2002)

Introduction to Tutorials. - Brian Button (XP/Agile Universe, 2004)

Overcoming Fear with Trust. - Brian Button (AGILE, 2007)