Instagram Selfie of Study Lead Author (image) Columbia University School of Engineering and Applied Science Share Print E-Mail Caption A network effect known as homophily may reduce women's visibility on social media when recommendation algorithms are added, says a new study. Above, a selfie from study coauthor Ana-Andreea Stoica's Instagram account. Credit Courtesy of Ana-Andreea Stoica Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.