What does the author mean when he states that gangs act as "powerful social networks” that "constrain the behavior” of members? Check all that apply. Those involved with gangs are free to seek out other interests, such as school and sports. Those involved with gangs are more likely to be cut off from their families. Gangs encourage members to pursue college education and regular employment. Being involved with a gang increases the likelihood of dropping out of school. Once a person becomes involved with a gang, gang members replace his or her previous circle of friends.