![America's blue collar workers may be one of the most optimistic groups in the country today. According to a new study conducted by The Harris Poll and commissioned by Express Employment Professionals, America's blue collar workers may be one of the most optimistic groups in the country today. According to a new study conducted by The Harris Poll and commissioned by Express Employment Professionals,](https://www.expresspros.com/assets/0/94/401/492/508/567/26403/95804cd5-eed5-491d-8c4b-e885b13718d2.jpg)
America's blue collar workers may be one of the most optimistic groups in the country today. According to a new study conducted by The Harris Poll and commissioned by Express Employment Professionals,
![Cheerful blue collar worker wearing protective eyeglasses while working in steel industry Stock Photo - Alamy Cheerful blue collar worker wearing protective eyeglasses while working in steel industry Stock Photo - Alamy](https://c8.alamy.com/comp/TTNWN3/cheerful-blue-collar-worker-wearing-protective-eyeglasses-while-working-in-steel-industry-TTNWN3.jpg)
Cheerful blue collar worker wearing protective eyeglasses while working in steel industry Stock Photo - Alamy
![Blue-collar Workers At Work In A Big Factory. Heavy Industry, Labor In Shipyard Stock Photo, Picture And Royalty Free Image. Image 140025326. Blue-collar Workers At Work In A Big Factory. Heavy Industry, Labor In Shipyard Stock Photo, Picture And Royalty Free Image. Image 140025326.](https://previews.123rf.com/images/niserin/niserin2002/niserin200200050/140025326-blue-collar-workers-at-work-in-a-big-factory-heavy-industry-labor-in-shipyard.jpg)