The 64th Cannes Lions International Festival of Creativity in 2017 featured over 41,000 campaign submissions from more than 15,000 attendees, with key highlights including a significant increase in the creative effectiveness category and a growing focus on empathy in judging criteria. Technology played a vital role in the festival, and notable trends emerged from winning work that emphasized results and innovative ideas, including campaigns that address social issues like gender bias and education. Industry experts provided insights on creativity and the importance of data in driving effective marketing strategies.