- E-bookHow to Repair Your Credit in 180 DaysRobert Boyd
- E-bookNot By Genes AlonePeter J. Richerson
- E-bookMathematical Models of Social EvolutionRichard McElreath
- E-bookA Different Kind of AnimalRobert Boyd
- E-bookSéries: The University Center for Human Values SeriesJ. M. Coetzee
- E-bookBefore the StormRobert Boyd
- E-bookFirst Words to New ChristiansRobert Boyd