Writing:

• Writing in the Sciences with Kristin Sainani (online course, starts each September, course material available anytime)
• McCloskey – Economical Writing (executive summary here)
• Cochrane – Writing Tips for PhD Students

Presenting:

• Jesse Shapiro on Presentations (specifically presenting applied micro, but generally useful)

Graphics:

• Schwabish – An Economist’s Guide to Visualizing Data

Open Research:

• Christensen, Freese & Miguel – Transparent and Reproducible Social Science Research

Other:

• Gans & Shepard – How the Mighty are Fallen: Rejected Classic Articles by Leading Economists
  Also: One peer reviewer suggested that [Charles] Darwin drop all the evolution stuff [from his book On the Origin of Species] and expand the chapter on raising pigeons. (“Everybody is interested in pigeons,” the reviewer explained.)