The Renaissance scholars couldn’t keep up with new information (“Have you read the latest Erasmus book?” “I don’t have time!”) and needed a better way to organize it. Thus came the invention of tables of contents, indexes, book reviews, encyclopedias, and other shortcuts. What kinds of technological solutions might help us cope with the information overload we all experience today? Guests include: Stewart Butterfield, CEO of Slack; Nathan Jurgenson, Snapchat sociologist.