“…In a few cases, investigators have tried to build flexibility into their programs so that other investigators could adapt them to new purposes. Illustrations are CDS (Li, Seu, Evens, Michael, & Rovick, 1992), which captures typed dyadic communication, and GROUPCOM (Levine, 1978), which permits interpersonal communication among up to six group members. Another, related option is to use widely available chat rooms or instant messaging services (e.g., AIM, Google Talk, Skype) to structure asynchronous or synchronous group interaction.…”