"After an overnight shift, your mind is expansive, " Dr. Baxter says.

WSJ: Tactics to Spark Creativity

Open your mind to consider a broad and expansive range of possibilities, then focus in on the most compelling ideas.

FORBES: Investing Lessons From Da Vinci And Edison

Divergence is an expansive process, with the idea being to stretch the mind in order to come up with new ideas.

FORBES: Need Some New Ideas? Consult your SWAMI!