The PrismResearch.org team and our collaborators have developed two new measures of positive identity.  One is for use with LGB identified individuals and a second separate measure is for use with transgender identified individuals.  These measures are available for download from the LGBPIM/TPIM link.  The citations are:

Riggle, E.D.B., Mohr, J.J., Rostosky, S.S., Fingerhut, A.W., & Balsam, K.F. (2014). A multi-factor Lesbian, Gay, and Bisexual Positive Identity Measure (LGB-PIM). Psychology of Sexual Orientation and Gender Diversity, 1(4).

Riggle, E.D.B., & Mohr, J.J. (In press, 2015). A proposed multifactor measure of positive identity for transgender identified individuals. Psychology of Sexual Orientation and Gender Diversity, 2(1).