Sara Hopkinson is an experienced sailor, and a Yachtmaster Instructor and Examiner. She runs an RYA Training Centre in Suffolk which specialises in navigation, radio, radar and fir...view moreSara Hopkinson is an experienced sailor, and a Yachtmaster Instructor and Examiner. She runs an RYA Training Centre in Suffolk which specialises in navigation, radio, radar and first aid courses. She has also been a Coastguard Rescue Officer for many years and Deputy Station Officer of HM Coastguard, Holbrook. Sara has written books for the RYA and Fernhurst Books’ Skipper’s Pocketbook, VHF Afloat and VHF Companion.view less