The General Motors strike is making headlines. What are some other prominent unions? Who is a typical union member? How many work stoppages occur each year? Information Please, a CBS.com partner, helps put unions in perspective.
For general information about unions and labor organizations, read this overview of the American labor movement.
Who is a typical union worker? Information Please provides selected characteristics of union workers.
What are the largest unions? Click here for a listing of national labor organizations with membership of more than 100,000 people.
What industry has the most union members? Compare union participation by occupation and industry.
Is being a union member worth the expense of the dues? Check out the weekly earnings of union-affiliated workers.
The UAW strike against GM isn't the first work stoppage, and it won't be the last. Click here to see more information about work stoppages involving more than 1,000 workers.
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Produced by Joshua Platt