Dr. Alistair Cockburn was named one of "The All-Time Top 150 i-Technology Heroes" in 2007. He is a project witchdoctor and IT strategist, best known for co-authoring the Manifesto for Agile Software Development and articulating how to write effective use cases. His specialties are organizational (re)design and project management strategies. You might enjoy getting pleasantly lost among his many articles and talks posted at http://Alistair.Cockburn.us