With brands constantly hunting for new, innovative ways to engage consumers, word-of-mouth marketing, entertainment and social media have never been more important.With its registration page now open, AHAA confirmed that Roberto Rodriguez, the prizewinning showbiz director, along with Jonah Berger, author of Contagious: Why Things Catch On, and Christian Martinez, sales director for the U.S. Hispanic market at Facebook, will be at the 2014 Thinking Under the Influence conference to be held at the Eden Roc Renaissance Hotel in Miami between April 28-30.Rodriguez recently launched El Rey Network, a cable entertainment channel in English focused on action and throbbing with original dramas, feature films, grindhouse movies, action classics involving cults, horror/sci-fi and next-generation sports. The network makes a single audience out of the most culturally diverse generation in history with its daring, original programming.For his part, Jonah Berger, an expert in word-of-mouth marketing and ways to make products set trends and ideas go viral, is the James G. Campbell assistant professor of marketing at the Wharton School of the University of Pennsylvania. He studies social influences and social epidemics, or how products, ideas and behavior catch on and become all the rage.Meanwhile, Christian Martinez has headed traditional, digital, programming, mobile and e-marketing projects for more than 15 years. On Facebook, Martinez directs sales pitches for the company targeting the U.S. Hispanic market.