100 things, leading to a single choice By Martin Welsh, Martin Welsh grew up in Los Angeles and graduated from UCLA Medical School. He now resides with his wife in Camino, Calif.
Bye bye, biodiesel By Judith Lewis, Judith Lewis is a Los Angeles journalist who writes about technology and environmental issues. She is a contributing editor to High Country News.
The best medicine By Joel Pett, Joel Pett is the Pulitzer Prize-winning cartoonist at the Lexington Herald-Leader in Kentucky. His cartoons also appear in USA Today.
'$20 Per Gallon' by Christopher Steiner By Matthew Debord, DeBord writes the Shifting Gears blog for Slate's the Big Money and has written widely on the automobile industry and the future of mobility.