peter macks is a pioneer in the world of pop art. psychedelic shapes and colours helped him to define the 1960s. decades later he is creating iconic masterpieces. i sat in the studio in new york for the friday art segment. >> bold strokes, brilliant colours are the signature of peter macks, and they burst with life as you step into his studio. >> they are known for the brightness, the colour. >> i love brightness of sol ours. i grew up in shanghai china. maybe it was an influence on me. i wanted to be an astronomer. a lot of the stars come up. i'm contemplating how big is the universe, how many stars. it's getting bigger and bigger. >> macks was a big artist in the '60s, a pop icon. he helped to define a generation. >> there's so many things that people think of. for a child of the '60s, the first thing that comes to mind is the psychodelic era. you repeat that in your art. that was the period. in the '60s, in the middle to late '60s, it's when all that psychodelia started to happen. >> love, peace, and peter macks. this is his poste