- 2008 TECHNIQUES ON GLASS NEON, MOLDING GLASS, URBAN GLASS NY
- 2000 SCULPTING IN CLAY AND PLASTER CASTING, ART STUDENTS LEAGUE ,NY
- 1993 TECHNIQUES IN ANIMATION, SCHOOL OF VISUAL ARTS, NY
- 1991 TECHNIQUES ON PAPER MACHE , MUSEUM OF NATURAL HISTORY, NY
- 1987 TECHNIQUES ON SCRIPT WRITING, JEAN CLAUDE CARRIERIE ,CUBA
- 1983 VIDEO TECNOLOGY, DOWNTOWN COMMUNITY CENTER, NY
- 1981 TECHNIQUES IN PHOTOGRAPHY, WIFREDO GARCIA, DOMINICANA
- 1981 ARCHITECTURE, UNIVERSITY PEDRO HENRIQUEZ URENA, DOMINICANA
- 1980 TECHNIQUES IN ENGRAVING AND SILKSCREEN, UASD, DOMINICANA