The Colombian Coffee Growers Federation’s online community connecting coffee lovers with origin has posted up two lectures on the science around coffee leaf rust. The two lectures were delivered at the Expo Especiales event, which was held in Brazil in September, 2013. The first lecture focuses on understanding the coffee leaf rust disease, and is delivered by Carlos Alberto Rivillas. The second is titled Evolution of the coffee leaf rust’s virulence in Colombia, and is delivered by Alvaro Gaitan. The two videos can be viewed on demand here.