«The Five Love Languages» are a communication tool devised by experienced relationship counsellor Gary Chapman and first explained in his 1995 book «The Five Love Languages: How to Express Heartfelt Commitment to Your Mate.» (elitesingles.ie)
The moderators are a group of experienced relationship counsellors who are trained to work with couples. (thecoupleconnection.net)
Sex therapists are usually experienced relationship counsellors who have gained a further qualification in sex therapy. (relationships-scotland.org.uk)