PERSON@1 -LRB- July NUMBER@1 NUMBER@2 - March NUMBER@3 NUMBER@4 -RRB- was an MISC@1 psychologist and philosopher .

PERSON@1 PhD -LRB- July NUMBER@1 , NUMBER@2 -- March NUMBER@3 , NUMBER@4 -RRB- was a theoretician in Communication Theory and Radical Constructivism .
