Book excerpt: This edition provides best-practice advice and strategies on critical issues facing anyone responsible for supervising sex offenders in the community. It includes : New developments in relapse prevention supervision strategies; Current risk assessment instruments and approaches; Guidelines for assessing family reunification readiness; Criteria for choosing effective treatment programs; Recent community notification laws and strategies; New research on why individuals commit sex offenses; New sex offender typologies; Sex offender behavior across the life span; Uses of plethysmography, viewing time measures, and polygraphy.