At Chronicle Books, Amy Treadwell has been promoted to editor, Food and Drink, and Ursula Cary has been named editor in the One and Others group, moving from Simon Spotlight Entertainment. Robert C. Nelson is joining Baker & Taylor as executive v-p, strategic business development, a new position. Previously he was president of UCT Forestry Group. Yale University Press has named William Frucht Executive Editor for Political Science and International Relations. Frucht joins from Basic Books, where he was VP and Executive Editor.