Analog Science Fiction - Science Fact May 1992 (Vol.112, No.6)
Cover by Robert Murray (for "The Magnetic Sail")

Serial: "The Modular Man" (conclusion) by Roger MacBride Allen Novelettes: "Adoption" by J. Brian Clarke
"The Fundamental Right" by Doug Larsen
Science Fact: "The Magnetic Sail" by Robert M. Zubrin

Story: "The Golden Life" by Pete D. Manison.
Probability Zero: "Self-Limiting" by Dr. Robert L. Forward.

Stanley Schmidt's editorial is "Education for Change."