It's important that you can relate closely to some of these personal stories. I think you can learn something from all of the stories but there may be some that are more relevant, based on:

How Much Effort and Time You Can Put In

• Full-time: Lisa Chin (Chapter 2), Vu Le (Chapter 2), Heidi Breeze-Harris (Chapter 7)
• Part-time: Kevin Shaw (Chapter 4), Paul Gross (Chapter 7), Bill Henningsgaard (Chapter 5), David Griffis (Chapter 6)
• A Few Hours a Week: Kerry McLenahan (Chapter 1), Dwight Frindt (Chapter 1), Suzi Levine (Chapter 6)

Whether You Are Motivated by International Causes or Social Challenges Closer to Home

• International Focus: Heidi (Chapter 7), Dwight (Chapter 1), Eric Stowe (Chapter 1)
• Domestic/U.S. Focus: Kerry (Chapter 1), Eleuthera Lisch (Chapter 3), Jeff Tollefson (Chapter 4)

Whether Your Can't Not Do Is about a Specific Social Issue versus a Personal Passion or Expertise

• Social Issue: Connie Ballmer (Chapter 3), Eric (Chapter 1), David Risher (Chapter 1)
• Personal Expertise or Passion: Kevin (Chapter 4), Griff (Chapter 6), Bill (Chapter 5)

How You Came to Realize Your Can't Not Do

• Had an Epiphany: David (Chapter 1), Lisa (Chapter 2), Heidi (Chapter 7)
• Took a Longer Road to Determine: Eric (Chapter 1), Kevin (Chapter 4), Vu (Chapter 2)