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  1. Attitudes towards urban howler monkeys (Alouatta caraya) in Paraguay

    Article • Primates, February 2022, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  2. Profiling acquired pedophilic behavior: Retrospective analysis of 66 Italian forensic cases of pedophilia

    Article • International Journal of Law and Psychiatry, November 2019, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  3. Sexual Orientation

    Article • January 2018, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  4. Overdominance Hypothesis for Male Homosexuality

    Article • January 2018, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  5. Possible Balancing Selection in Human Female Homosexuality

    Article • Human Nature, December 2017, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  6. Primate Sexuality

    Article • January 2017, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  7. Selective reaching in macaques: evidence for action-centred attention

    Article • Animal Cognition, December 2016, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  8. A Problematic Test of the Kin Selection Hypothesis Among the Urak-Lawoi of Ko Lipe, Thailand: Commentary on Camperio Ciani, Battaglia, and Liotta (2015)

    Article • The Journal of Sex Research, January 2016, Taylor & Francis

    Professor Andrea Sigfrid Camperio Ciani

  9. Response: Avuncularity and Kin Selection in Homosexuals: A Problematic Test or a Problematic Hypothesis?

    Article • The Journal of Sex Research, January 2016, Taylor & Francis

    Professor Andrea Sigfrid Camperio Ciani

  10. Sexually Antagonistic Hypothesis

    Article • January 2016, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  11. Intersegmental Coordination in the Kinematics of Prehension Movements of Macaques

    Article • PLOS One, July 2015, PLOS

    Professor Andrea Sigfrid Camperio Ciani

  12. Societal Norms Rather Than Sexual Orientation Influence Kin Altruism and Avuncularity in Tribal Urak-Lawoi, Italian, and Spanish Adult Males

    Article • The Journal of Sex Research, July 2015, Taylor & Francis

    Professor Andrea Sigfrid Camperio Ciani

  13. Human Homosexuality: A Paradigmatic Arena for Sexually Antagonistic Selection?

    Article • Cold Spring Harbor Perspectives in Biology, January 2015, Cold Spring Harbor Laboratory Press

    Professor Andrea Sigfrid Camperio Ciani

  14. Implicit Measurements of Sexual Preference in Self‐Declared Heterosexual Men: A Pilot Study on the Rate of Androphilia in Italy

    Article • The Journal of Sexual Medicine, September 2014, Oxford University Press (OUP)

    Professor Andrea Sigfrid Camperio Ciani

  15. Genetic Influences on Male Homosexuality

    Article • April 2014, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  16. Monkey see, Monkey reach: Action selection of reaching movements in the macaque monkey

    Article • Scientific Reports, February 2014, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  17. How posture affects macaques’ reach-to-grasp movements

    Article • Experimental Brain Research, December 2013, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  18. The Dopamine D4 Receptor (DRD4) Exon 3 VNTR Contributes to Adaptive Personality Differences in an Italian Small Island Population

    Article • European Journal of Personality, March 2013, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  19. Reach-to-grasp movements in Macaca fascicularis monkeys: the Isochrony Principle at work

    Article • Frontiers in Psychology, January 2013, Frontiers

    Professor Andrea Sigfrid Camperio Ciani

  20. Fecundity of Paternal and Maternal Non-Parental Female Relatives of Homosexual and Heterosexual Men

    Article • PLOS One, December 2012, PLOS

    Professor Andrea Sigfrid Camperio Ciani

  21. Factors Associated with Higher Fecundity in Female Maternal Relatives of Homosexual Men

    Article • The Journal of Sexual Medicine, November 2012, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  22. Reaching and grasping behavior in Macaca fascicularis: a kinematic study

    Article • Experimental Brain Research, October 2012, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  23. Mothers who kill their offspring: Testing evolutionary hypothesis in a 110-case Italian sample

    Article • Child Abuse & Neglect, June 2012, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  24. Gene flow by selective emigration as a possible cause for personality differences between small islands and mainland populations

    Article • European Journal of Personality, January 2011, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  25. Testing the Evolutionary Genetics of Personality: Do Balanced Selection and Gene Flow Cause Genetically Adapted Personality Differences in Human Populations?

    Article • November 2010, Oxford University Press (OUP)

    Professor Andrea Sigfrid Camperio Ciani

  26. Male Homosexuality: Nature or Culture?

    Article • The Journal of Sexual Medicine, October 2010, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  27. Genetic Factors Increase Fecundity in Female Maternal Relatives of Bisexual Men as in Homosexuals

    Article • The Journal of Sexual Medicine, February 2009, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  28. Macaca sylvanus: Butynski, T.M., Cortes, J., Waters, S., Fa, J., Hobbelink, M.E., van Lavieren, E., Belbachir, F., Cuzin, F., de Smet, K., Mouna, M., de Iongh, H., Menard, N. & Camperio-Ciani, A.

    Article • June 2008, IUCN

    Professor Andrea Sigfrid Camperio Ciani

  29. Sexually Antagonistic Selection in Human Male Homosexuality

    Article • PLOS One, June 2008, PLOS

    Professor Andrea Sigfrid Camperio Ciani

  30. New Evidence of Genetic Factors Influencing Sexual Orientation in Men: Female Fecundity Increase in the Maternal Line

    Article • Archives of Sexual Behavior, June 2008, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  31. The adaptive value of personality differences revealed by small island population dynamics

    Article • European Journal of Personality, January 2007, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  32. Population decline of Macaca sylvanus in the middle atlas of Morocco

    Article • Biological Conservation, February 2005, Elsevier

    Professor Andrea Sigfrid Camperio Ciani

  33. Evidence for maternally inherited factors favouring male homosexuality and promoting female fecundity

    Article • Proceedings of the Royal Society B Biological Sciences, November 2004, Royal Society Publishing

    Professor Andrea Sigfrid Camperio Ciani

  34. Factors Influencing the Quality of Life of the Cat in its Relationship with Owners

    Article • Veterinary Research Communications, January 2004, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  35. Frequency of aggressive behavior and a case of mortal attack in wildMacaca sylvanus in the Middle Atlas region (Morocco)

    Article • Human Evolution, July 2003, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  36. Interpopulation differences in activity patterns ofMacaca sylvanus in the Moroccan Middle Atlas

    Article • Human Evolution, July 2003, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  37. Where to sit in a waiting room: density, age and gender effects on proxemic choices

    Article • Human Evolution, July 2002, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  38. Effects of Water Availability and Habitat Quality on Bark-Stripping Behavior in Barbary Macaques

    Article • Conservation Biology, February 2001, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  39. Effects of Water Availability and Habitat Quality on Bark-Stripping Behavior in Barbary Macaques

    Article • Conservation Biology, February 2001, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  40. Commentaries and Author's Reply on “Evolutionary Psychology: A New Perspective in the Behavioral Sciences” by Tamas Bereczkei

    Article • European Psychologist, September 2000, Hogrefe Publishing Group

    Professor Andrea Sigfrid Camperio Ciani

  41. when to get mad: the adaptive significance of rage in animals

    Article • Psychopathology, January 2000, Karger Publishers

    Professor Andrea Sigfrid Camperio Ciani

  42. Chromosome banding and molecular cytogenetics of the Barbary macaque, Macaca sylvanus

    Article • Italian Journal of Zoology, January 1998, Taylor & Francis

    Professor Roscoe R Stanyon, Professor Andrea Sigfrid Camperio Ciani

  43. The strategies of immature Macaques in their interactions with adult males in a colony ofMacaca fuscata

    Article • Human Evolution, July 1997, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  44. A Systematic Relationship between Brain Size Increase and Larynx Transformation during Hominization

    Article • January 1992, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  45. Cranial morphology and development: new light on the evolution of language

    Article • Human Evolution, February 1989, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani

  46. Evidence of gene flow between Sulawesi macaques

    Article • American Journal of Primatology, January 1989, Wiley

    Professor Roscoe R Stanyon, Professor Andrea Sigfrid Camperio Ciani

  47. "L'Esploratore" di Manfredo Camperio

    Article • La Ricerca Folklorica, October 1988, JSTOR

    Professor Andrea Sigfrid Camperio Ciani

  48. Banded karyotypes of 20 Papionini species reveal no necessary correlation with speciation

    Article • American Journal of Primatology, January 1988, Wiley

    Professor Roscoe R Stanyon, Professor Andrea Sigfrid Camperio Ciani

  49. Banded Karyotypes of the 44-Chromosome Gibbons

    Article • Folia Primatologica, February 1987, De Gruyter

    Professor Roscoe R Stanyon, Professor Andrea Sigfrid Camperio Ciani

  50. Intertroop agonistic behavior of a feral Rhesus Macaque troop ranging in town and forest areas in India

    Article • Aggressive Behavior, January 1986, Wiley

    Professor Andrea Sigfrid Camperio Ciani

  51. A case of infanticide in a free-ranging group of rhesus monkeys (Macaca mulatta) in the jackoo forest, Simla, India

    Article • Primates, July 1984, Springer Science + Business Media

    Professor Andrea Sigfrid Camperio Ciani