Media studies professor Devorah Heitner talks about the dangers of texting and driving. at a seminar for parents March 11 at Twin Groves Middle School in Buffalo Grove. | Michael Schmidt~Sun-Times Media

Expert Devorah Heitner talks to Wakako Kobayashi of Vernon Hills (from left), Adrienne Tignino of Lake Zurich, Mitsuko Hamaguchi of Vernon Hills and Rose Marie Zimmer of Buffalo Grove about their kids use of social media. | Michael Schmidt~Sun-Times Media

Buffalo Grove parents asked media studies professor Devorah Heitner about the dangers of the Internet, cell phones and social media during a seminar for parents March 11 at Twin Groves Middle School in Buffalo Grove. | Michael Schmidt~Sun-Times Media

Media studies professor Devorah Heitner talks about the dangers of the Internet, cell phones and social media during a seminar for parents March 11 at Twin Groves Middle School in Buffalo Grove. | Michael Schmidt~Sun-Times Media

Lisa and Mark Mazur of Lincolnshire listen to Devorah Heitner's presentation about the dangers of the Internet, social media and cell phones. | Michael Schmidt~Sun-Times Media