Organist Lonnie Smith has often been confused with keyboardist/pianist Lonnie Liston Smith -- and, in fact, more than a few retailers have wrongly assumed that they're one and the same. In the mid-'60s, the Hammond hero earned recognition for his membership in George Benson's classic quartet before going on to play with Lou Donaldson (contributing some memorable solos to the alto saxman's hit 1967 album Alligator Bogaloo) and recording enjoyable dates of his own for Blue Note. For all their accessibility and commercial appeal, funk-influenced Smith sessions like 1968's Think a...