Foreword -- Introduction -- Data interpretation overview -- Data, models, thresholds -- STR alleles and amplification artifacts -- STR genotypes -- STR profiles -- DNA mixtures -- Low-level DNA and complex mixtures -- Troubleshooting data collection -- Statistical interpretation overview -- STR population data analysis -- DNA profile frequency estimates and match probabilities -- DNA mixture statistics -- Coping with potential missing alleles -- Relationship testing: kinship statistics -- Lineage marker statistics -- Laboratory reports: communicating results and conclusions -- Appendixes: 1. STR allele frequencies from U.S. population data -- 2. NRC I & NRC II recommendations -- 3. DAB recommendations on statistics -- 4. Worked mixture example