Professor Zdenek (Sid) Knotek is the founder and Head of Avian and Exotic Animal Clinic, University of Veterinary Sciences Brno, Czech Republic (2003 - 2024) and former adjunct professor on Department of Veterinary Clinical Science, Purdue University (IN, USA). He is a founding member and active diplomate of the European College of Zoological Medicine (Herpetological Medicine and Surgery), member of ARAV, a former-president of the European Association of Zoo and Wildlife Veterinarians (EAZWV), and a president of the Czech Association of Zoo and Wildlife Veterinarians (CAZWV). As a visiting professor Sid Knotek had part of his teaching activities dealing with reptiles in other universities (Ankara, Budapest, Copenhagen, Istanbul, Kosice, Ljubljana, Zagreb, Porto, Lisabon, Villa Real, Utrecht, Vienna, Warsaw, Cracow, Wroclaw, Purdue (IN, USA), Sydney (Australia), Denpasar (Indonesia). As a founder of reptile medicine specialty at Clinic for Reptile, Avian and Fish Medicine, professor Knotek headed the Unit for Reptiles and Pet Birds at University of Veterinary Medicine Vienna (2010-2013). His current focus involves anaesthesia/analgesia, medicine, surgery and endoscopy in reptiles. Sid supervised international training courses for exotic medicine: Summer School for Exotic Medicine and Surgery (2004 - 2019) and ESAVS courses in Europe – Exotic Pets Medicine and Surgery (since 2005). Since 2015 Sid supervises ESAVS-China exotic pets courses in China. Current address: CAZWV, Banskobystrická 43, CZ 621 00, Brno, Czech Republic. sidknotek@gmail.com