Joseph E. LeDoux, The Emotional Brain: The Mysterious Underpinnings of Emotional Life (New York: Simon and Schuster, 1996).

William Manchester, World Lit Only by Fire. The Medieval Mind and the Renaissance: Portrait of an Age (Boston: Back Bay Books, 1993).

Isaac M. Marks, Fears, Phobias and Rituals: Panic, Anxiety, and their Disorders (New York: Oxford University Press, 1987).

Ross G. Menzies and Lisa Parker, “The Origins of Height Fear: An Evaluation of Neoconditioning Explanations,” Behaviour Research and Therapy 39 (2001): 185.

Harald Merckelbach and Peter J. de Jong, “). Evolutionary Models of Phobias,” in Phobias: A Handbook of Theory, Research and Treatment, ed. Graham C.L. Davey (New York: Wiley, 1997), 323–347.

Arne Ohman and Susan Mineka, “Fears, Phobias, and Preparedness: Toward an Evolved Module of Fear and Fear Learning,” Psychological Review 108 (2001): 483.

Josef Perner, Understanding the Representational Mind (Cambridge, MA: MIT Press, 1991).

Steven Pinker, The Blank Slate: The Modern Denial of Human Nature (New York: Viking, 2002).

Richie Poulton and Ross G. Menzies, “Non-Associative Fear Acquisition: A Review of the Evidence from Retrospective and Longitudinal Research,” Behaviour Research and Therapy 40 (2002): 127.

Richie Poulton and Ross G. Menzies, “Fears Born and Bred: Toward a More Inclusive Theory of Fear Acquisition,” Behaviour Research and Therapy 40 (2002): 197.

Jennifer J. Quinn and Michael S. Fanselow, “Defenses and Memories: Functional Neural Circuitry of Fear and Conditioning Responses,” in Fear and Learning: From Basic Processes to Clinical Implications, eds. Michelle G. Craske, Dirk Hermans, and Debora Vansteenwegen (Washington, DC: American Psychological Association Press, 2006), 55–74.

Paul Rozin and James W. Kalat, “Specific Hugers and Poison Avoidance as Adaptive Specializations of Learning,” Psychological Review 78 (1971): 459.

Martin E.P. Seligman, “Phobias and Preparedness,” Behavior Therapy 2 (1971): 307; Martin E.P. Seligman and Joanne L. Hager, Eds., Biological Boundaries of Learning (New York: Appleton-Century-Crofts, 1972).

John Tooby and Leda Cosmides, “Psychological Foundations of Culture,” in The Adapted Mind: Evolutionary Psychology and the Generation of Culture, ed. Jerome H. Barkow, Leda Cosmides, John Tooby (New York: Oxford University Press, 1992), 19–136.

Adrian Wells, “A Cognitive Model of GAD: Metacognitions and Pathological Worry,” in Generalized Anxiety Disorder: Advances in Research and Practice, ed. Richard G. Heimberg, Cynthia L. Turk, and Douglas S. Mennin (New York: Guilford, 2004), 164–186.

Edward O. Wilson, Sociobiology: The New Synthesis (Cambridge: Belknap Press, 1975).

Aaron T. Beck, Gary Emery, and Ruth L. Greenberg, Anxiety Disorders and Phobias: A Cognitive Perspective (New York: Basic Books, 1985).

David M. Clark, “Anxiety Disorders: Why They Persist and How to Treat Them,” Behaviour Research and Therapy 37 (1999): S5.

Christopher G. Fairburn, Zafra Cooper and Roz Shafran, “Cognitive Behaviour Therapy for Eating Disorders: A “Transdiagnostic” Theory and Treatment,” Behavior Research and Therapy 41, No. 5 (2003): 509.

Allison Harvey, Edward Watkins, Warren Mansell, and Roz Shafran, Cognitive Behavioural Processes across Psychological Disorders: A Transdiagnostic Approach to Research and Treatment (New York: Oxford University Press, 2004).

Naomi Koerner and Michel J. Dugas, “A Cognitive Model of Generalized Anxiety Disorder: The Role of Intolerance of Uncertainty,” in Worry and its Psychological Disorders: Theory, Assessment and Treatment, ed. Graham C.L. Davey, and Adrian Wells (Hoboken, NJ: Wiley, 2006), 201–216.

Isaac M. Marks, Fears, Phobias and Rituals: Panic, Anxiety, and their Disorders (New York: Oxford University Press, 1987).

Christine Purdon, Karen Rowa, and Martin M. Antony, “Thought Suppression and its Effects on Thought Frequency, Appraisal and Mood State in Individuals with Obsessive-Compulsive Disorder,” Behaviour Research and Therapy 43, No. 1 (2005): 93.

John H. Riskind, “Looming Vulnerability to Threat: A Cognitive Paradigm for Anxiety,” Behaviour Research & Therapy 35, No. 8 (1997): 685.

Paul Salkovskis et al., “An Experimental Investigation of the Role of Safety-Seeking Behaviours in the Maintenance of Panic Disorder with Agoraphobia,” Behaviour Research and Therapy 37 (1999): 559.

Adrian Wells, “Anxiety Disorders, Metacognition and Change,” in Roadblocks in Cognitive Behavioral Therapy, ed. Robert L. Leahy (New York: Springer, 2003), 69–90.

Adrian Wells, Cognitive therapy of Anxiety Disorders: A Practice Manual and Conceptual Guide (New York: Wiley, 1997).

American Psychiatric Association, Diagnostic and Statistical Manual of Mental Disorders, 4th-TR ed. (Washington, DC: Author, 2000).

Albert Bandura, Dorothea Ross, and Sheila Ross, “Imitation of Film-Mediated Aggressive Models,” Journal of Abnormal & Social Psychology 66, No.1 (1963): 3.

Peter A. Di Nardo, “Etiology and Maintenance of Dog Fears,” Behaviour Research and Therapy 26, No. 3 (1988): 241.

Elevator and Escalator Safety Foundation, “History of Elevator Safety,” Elevator and Escalator Safety Foundation, http://www.eesf.org/safetrid/elevhist.htm.

Mats Fredrikson et al., “Gender and Age Differences in the Prevalence of Fears and Specific Phobias,” Behaviour Research and Therapy 26 (1996): 241.

John Garcia, Kenneth W. Rusiniak, and Linda P. Brett, “Conditioning Food-Illness Aversions in Wild Animals,” in Operant Pavlovian Interactions, eds. Hank Davis & Harry M.B. Hurwitz (New York: Wiley, 1977).

Jeffrey A. Gray, The Neuropsychology of Anxiety: An Enquiry into the Functions of the Septo-Hippocampal System (New York: Clarendon Press/Oxford University Press, 1982).

Jeffrey A. Gray, The Psychology of Fear and Stress, 2nd ed. (New York: McGraw-Hill, 1987).

Jerome Kagan, “Temperamental Contributions to Social Behavior,” American Psychologist 44, No. 4 (1989): 668.

Kenneth S. Kendler et al., “The Genetic Epidemiology of Irrational Fears and Phobias in Men,” Archives of General Psychiatry 58, No. 3 (2001): 257.

Ross G. Menzies and J. Christopher Clarke, “The Etiology of Childhood Water Phobia,” Behaviour Research & Therapy 31, No.5 (1993): 499.

O. H. Mowrer, “A Stimulus-Response Analysis of Anxiety and its Role as a Reinforcing Agent,” Psychological Review 46, № 6 (1939): 553.