The nine stories of "CAUTION Men in Trees" capture the pressure, need, and frequent helplessness of people confronted with intractable reality. As suggested by the collection's epigraph from Superman--"Did you say kryptonite?"--the characters in these stories have reached a point where they realize that parts of their lives are coming undone, and that their own thoughts and actions--or, frequently, the failure to act soon enough--are the cause. Though settings and situations vary, the same sense of overwhelming urgency recurs throughout the collection. The stories reflect a world...