Mark Bittman: "Eat Vegan Before 6:00"

Veteran cooking writer Mark Bittman - who is also an amazing public speaker - holds a talk at Google. He talks about his experience in writing about food, how he's seen the food industry change over time, his personal diet and why he encourages everyone to eat a vegan diet before 6 PM. "We're all able to change the proportion of plant based foods in our diet."