Fernando Calle is a Peruvian-born, American citizen who has lived in the USA for over 25 years. He is a Cardiovascular Technologist and Sleep Disorder Specialist, having worked for Baptist Health Systems (Florida, USA) where he held the position as Chief Technologist of the Respiratory Disorders Department. After having worked for his own companies (Sleep Services of South Florida and Total Health Diagnostics, also in South Florida), he currently resides in Lima, Peru on a new quest as an English Teacher. Holds the ELT, FCE and ECPE (Cambridge-Michigan) international certificates. Also offers advanced English level courses for business, English Law, Technical English. Specialized in Medical English.