Ivan Rojas is an international weightlifting coach. He has represented the USA as a coach for two different international teams. He has served as the national Olympic coach for Panama. He has consulted for multiple countries and athletes around the world. He is an expert in coaching high performance athletes as well as developing beginner and novice athletes into national level athletes. He has co-authored the books Fundamentals of the Soviet system: The Soviet weightlifting system, which is used as text in a university in Europe, and the Kazakhstan Weightlifting system for elite athletes. Ivan Rojas is also an expert in Linguistics and speaks English, Spanish, Portuguese, German and Italian. He hopes this book will help children learn English.