From the Editor
Karen F. Zuga

Contingent Employment and Alienated Workers
David C. Bjorkquist and Jaap Kleinhesselink

Skill and Knowledge Acquistion in Workplace: A Case Study of Mentor-Apprentice Relationships in Youth Apprenticeship Programs
Cheryl E. P. Evanciew and Jay W. Rojewski

Comparison of Applied Mathematics Skill Levels for Students Enrolled in Applied Versus Traditional Courses at Secondary Schools
Dennis Wayne Field

A Factor Analysis of Primary Mental Processes for Technological Problem Solving
Roger B. Hill and Robert C. Wicklein

At Issue: A Challenge
Rupert N. Evans

Comments: Twentieth Annual Outstanding Manuscript Awards
Marie C. Hoepfl