Studies toward determining the relative merits of the Strong Vocational Interest Blank versus an expression of vocational interest are reviewed. The paper is directed to those in applied work using vocational interest methods and to those who might do further study of the methods. Topics included are (a) terminology, (&) correspondence between the SVIB and expressed interests, (c) reliability, (d) validity, (e) problems of experimental design, (/) conclusions, and (g) implications for counseling.