1. Emerging themes and questions in the study of avian reproductive tactics2. Mating tactics and mating systems of birds3. Intraspecific variation in extra-pair behavior of Red- winged Blackbirds (Agelaius phoeniceus)4. The relative impact of extra-pair fertilizations on variation in male and female reproductive suc cess in Dark-eyed Juncos (Junco hyemalis)5. Female control, breed ing synchrony, and the evolution of extra-pair mating systems6. Hidden leks: sexual selection and the clustering of avian territories7. Costs and benefits of extra-group paternity in Superb Fairy-wrens8. Sexual coercion in waterfowl and other birds