Konstantin Trendafilov is popular with his nickname Pappy Hans. He is a creative director of his own advertising agency, a poet and a writer who has two books behind him. "Who do you think of when you think of someone?" quickly became the best-selling poetry collection of 2016. His first novel, "Closeheart", was published in March 2017 and is a bestseller according to the charts of the largest bookstore chains. He has won a number of Bulgarian and international advertising awards.