may occur. Grief is the process of accepting the loss and adjusting to the changed situation. Grief may take longer than the initial development of the bond. The grief process varies with culture. See also References Further reading Books Miller, W.B. & Rodgers, J.L. (2001). The Ontogeny of Human Bonding Systems: Evolutionary Origins, Neural Bases, and Psychological Manifestations. New York: Springer. Articles Ben-Amos, I.K. (1997). "Human Bonding: Parents and Their Offspring in Early Modern England." Discussion Papers in Economic and Social History – Oxford University. Brown, S.L. & Brown, R.M. (2006). Selective investment theory: Recasting the functional significance of close relationships. Psychological Inquiry, 17, 1–29. – a theoretical proposal that "human social bonds evolved as overarching, emotion regulating mechanisms designed to promote reliable, high-cost altruism among individuals who depend on one another for survival and reproduction" (From the abstract) Immerman, R.S. & Mackey, W.C. (2003). Perspectives on Human Attachment (Pair Bonding): Eve's unique legacy of canine analogue Evolutionary Psychology, 1, 138–154. Thorne, L. (2006). "Of Human Bonding" – Condo Dwellers Find Cool Ways to Connect With the Neighbors, Express (Washingtonpost.com), Mon., (7 Aug.) External links Chemical Bonding and Love – HowStuffWorks.com The Neurobiology of Social Bonds – British Society for Neuroendocrinology Attachment theory Evolutionary psychology Interpersonal relationships Intimate relationships Love fr:Théorie de l'attachement