As part of our look at dating in a digital age, we wanted to look back at the history of dating and new technology. Is our era particularly confusing when it comes to rules around dating, or is this something that's long been a feature of courtship?

Beth Bailey is a history professor at Temple University in Pittsburgh. She has done extensive research into gender, sexuality and courtship in 20th century America. She unpacks a fascinating history of changing social roles and romance.