Biological Psychology (Kalat)

Key differences between 12th and 11th editions

• Time lapse between current and previous editions: 3 years (2015 vs 2012).
• The 12th edition of Kalat's Biological Psychology includes more than 600 new references.
• Major changes in the Twelfth edition:
• Chapter 4:
• Material on epigenetics, the study of the cellular and physiological modifications in gene expression.
• Section on brain evolution

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Chapter 5:
• Updated material on ventral and dorsal visual pathways.
Chapter 6:
• Discussion about the role of attention in hearing impairment.
• New study showing that some people developed synesthesia by playing with colored refrigerator magnets during childhood.
• Discussion of emotional aspect of pain.
Chapter 7:
• Updated material on the role of the basal ganglia in movement control.
Chapter 8:
• Discussion on individual differences in circadian rhythms and chronotypes.
• Varying sleep patterns and habits among animal species.
Chapter 10:
• Section on how sex hormones affect gender differences in behavior outlines research demonstrating that testosterone decreases women's ability to recognize facial emotions.
• The comparison of rodents versus humans has been removed.
Chapter 11:
• Updated discussion of the relations between arousal and emotion.
• An expanded treatment of reconsolidation relates it to the possibility of alleviating learned fears.
Chapter 13:
• New module 13.4 on social neuroscience covers effects of oxytocin and vasopressin in social relationships; empathy and altruism in humans; out-group bias in rats.
Chapter 14:
• New module 14.1 on psychology and biology of substance abuse and addiction covers how addictive substances work; similarities and differences between drug addiction and behavioral addiction; genetic, environmental, and behavioral factors in addiction; treatment options.
• New module 14.4 on autism spectrum disorders.