Thanksgiving (and other assorted holidays) are just around the corner, so we thought it would be a great time to revisit a few traditions. We hear from Clay Shirky, writer and technology theorist, about why colleges will have to adapt – and quickly. David Crystal, British linguist and author, explains that technology isn't changing language as radically as people fear. Then, Ruth Reichl talks about how food journalism is changing and why sitting down together for meals still matters. Plus, the sticky history of bubblegum.