Describe the workforce shifts in types of jobs during the past hundred years.

Society has evolved over the last century causing organizations to change with the times.
This evolution has, in turn, required workers to “re-tool” to be a productive and indispensable member of the workforce.
• Using this lead-in as the context, describe the workforce shifts in types of jobs during the past hundred years. Also, answer the over-arching question, “What implications have these workforce shifts created for today’s HR manager?”