A-President =    Acting President
AD =    Artistic Director
aka =    Also known as
Cat =    Membership Category
Friend =    An active supporter of YT without voting or participation rights and responsibilities
GD =    Group Director
GM =    General Manager
HLM =    Honorary Full Membership for Life
HM =    Short Term Honorary Membership conferred without full Membership requirements
m: =    Married surname
Member =    Full Membership with voting & participation rights and responsibilities
No. =    Membership number
Ops.Manager =    Operations Manager
rm: =    Re-married
V-President =    Vice President
YTA =    Young Theatre Archive
* =    Membership number allocated much later than membership started