What evidence suggests a hereditary basis for extraversion?

a. Twins resemble each other in extraversion more closely than brother and sister do.
b. Monozygotic twins are more similar in extraversion than dizygotic twins are

People with mental illness are not especially dangerous, unless they abuse alcohol or other drugs

a. True b. False Indicate whether the statement is true or false

Key barriers that prevent interventions from reaching the clinical populations for whom they have been designed do NOT include:

a. researchers not always understanding the clinical applicability of their basic research b. researchers not being able to locate populations that are willing to be involved in the interventions. c. a reluctance of clinicians to accept the value of basic research-driven interventions. d. various institutional-level constraints such as lack of time, training, or funding.