Geary A. Rummler is the founder and chairman of the Performance Design Lab, a Tucson, Arizona–based research and consulting firm specializing in the design of performance systems for organizations in the United States and abroad. His research and consulting in the areas of performance analysis, design, and management have taken him around the globe.

His most recent book is Serious Performance Consulting According to Rummler (2007). He is also co-author of Improving Performance: Managing the White Space on the Organization Chart (1990, 1995, with A.P. Brache). He received his MBA and PhD from the University of Michigan and has served as the president of the International Society for Performance Improvement (ISPI) and as a member of the ASTD Board of Directors. He was inducted into the Human Resource Development Hall of Fame in 1986, received ISPI’s Distinguished Professional Achievement Award in 1992, was awarded the Distinguished Contribution to Workplace Learning and Performance Award from ASTD in 1999, and received the Presidential Citation for Intellectual Leadership from ISPI in 2000.

Contributor to ASTD Handbook for Workplace Learning Professionals - Available as article-length Fast Fundamentals whitepaper (PDF download): Some Important Questions Regarding Needs Assessment and Analysis