gregarious - gree-GER-ee-us - sociable, likes the company of others
Example: "Karl Malden, who died on July 1, 2009, was off the screen a most gregarious gentleman."
As a starter: and as a former teacher in English, I hope to add to reader's vocabulary by presenting a word a day in simple terms that anyone can understand - from current use in publications, radio,TV, etc. Remember: use a new word three times in a day and it's yours forever!