“…Some investigators have concentrated on differences between counselors rated high and low in effectiveness on the basis of peer ratings (Arbuckle, 1956;Blocher, 1963;Dole, 1964;McDougall, 1961;Steffire, King, & Leafgren, 1962). Others have used ratings by counselor educators as a means for differentiating between the most and least competent counselors (Demos & Zuwaylif, 1966;Jansen, Robb, & Bonk, 1970). Still others have used multiple criteria of counselor effectiveness in their research (Dilley, 1964;Johnson, Shertzer, Linden, & Stone, 1967;Truax, 1970).…”