Includes bibliographical references.

Is evolution a good explanation for psychological concepts? -- Is homosexuality biologically based? -- Is free will an illusion? -- Is American psychological research generalizable to other cultures? -- Are traditional empirical methods sufficient to provide evidence for psychological practice? -- Should neuroscience research be used to inform law practices? -- Is psychology a science? -- Are violent video games harmful to children and adolescents? -- Does parent sexual orientation affect child development? -- Can positive psychology make us happier? -- Is emotional intelligence valid? -- Does an elective abortion lead to negative psychological effects? -- Is attention-deficit hyperactivity disorder (ADHD) a real disorder? -- Are fathers necessary for children's well-being? -- Are all psychotherapies equally effective? -- Should therapists be eclectic? -- Can psychotherapy change sexual orientation? -- Can sex be addictive? -- Is excessive use of social media a form of narcissism?