This is a 3-day course for Higher Trainees wishing to gain/ improve their skills in Colonoscopy. This is an intensive, interactive, practical course covering the theoretical basis of performing a safe colonoscopy and safe and effective peri-endoscopy management. The course includes a series of small group and one-to-one teaching sessions, videos, hands-on model work and supervised endoscopy. Each trainee will undertake a number of colonoscopies under the supervision of expert trainers, which will be transmitted to other delegates using the latest A/V resources, including magnetic 3D imnager to facilitate training. The one-to-one teaching focuses on the development of individualised learning outcomes and plans to progress skills. Trainees must have written support from their educational supervisor or endoscopy trainer to guarantee 6 months supervised training on completion of the course. It is essential that trainees have at least one training list per week available to them at their base hospital following this course. Application criteria/ Target audience The course is open to anyone whose future job role will involve regular lower gastrointestincal endoscopy. Applicants must have an existing affiliation with a professional body (e.g. GMC) This course is mandatory for those applying for JAG certification in colonoscopy.Unless advised by local training lead, trainees should not wait until basic skills course has been completed before doing any scope handling or intubation.