Mike Dean used to be a volunteer helper at the Llanishen Sailing School in the 1980s & 90s.  Later he was a committee member of the Reservoir Action Group which campaigned to prevent Llanishen reservoir being drained and turned into a housing estate. In this interview:

00:35 Mike describes how he first got involved in sailing at University and Llandegfedd reservoir.
01:58 Having moved to Cardiff a friend suggested he helped out with the sailing school at Llanishen.
02:40 Mike describes his role helping at Llanishen.
04:30 Fran and Ann, who ran the sailing school, used to organise a New Year’s sailing fun day for the instructors.
05.50 Describes the centre’s switch from using mainly mirror dinghies and switching to Optimist dinghies and the phasing out of Mike’s involvement.
06:53 Mike joined the Reservoir Action Group when plans to turn Llanishen reservoir into a housing estate emerged, as he believed the reservoir was of such great value for teaching children to sail.
08:55 Returning to the sailing school Mike provides more information about how the sessions were organised and the importance of safety training.
11:39 Mike finishes by describing how several of the instructors also ended up going away on sailing weekends together.