All Matrix cushions incorporate a Intelli-GelÂ® core, a dry polymer gel core that provides a unique combination of skin protection, support, and comfort. The Intelli-GelÂ® core is an ideal support surface for wheelchair cushions that provides a superior combination of performance, simplicity, and durability.ll Matrix cushions incorporate a Intelli-GelÂ® core, a dry polymer gel core that provides a unique combination of skin protection, support, and comfort. Often these wheelchair seating issues are associated with conditions such as: 1  Parkinsonâs disease. 2  Alzheimerâs disease. 3  Stroke (or other CVA). 4  Multiple Sclerosis.
Kenneth and Mamie Clark decided to try to improve social services for troubled youth in Harlem, as there were virtually no mental-health services in the community. Kenneth Clark was then an assistant professor at the City College of New York and Mamie Clark was a psychological consultant doing psychological testing at the Riverdale Children's Association.
Dr. Curtis Knox is played by Dean Cain, who played Clark Kent/Superman in Lois and Clark: The New Adventures of Superman. Dr. Curtis Knox's initials are C.K, just like Clark Kent's. This is an homage to Dean Cain's role as Clark Kent on Lois and Clark (on that show, C.K is what Jimmy Olsen called Clark Kent ). Knox's powers and abilities are similar to those of Vandal Savage, infamous DC Comics immortal, who often used aliases.