Tom Donaldson, President, Signet International Holdings, Inc. announced the appointment of Bradley Nelson, V/P of subsidiary Signet Graphene Technologies, Inc. to assume liaison role in the development of the new deicing project in connection with Florida International University (FIU). Mr. Nelson has been conducting his research in his lab at Stony Brook University, New York where he has completed the installation of several advanced visualization systems including the "Reality Deck" 1.5 Giga Pixel Display room.