Employees are offten overloaded with work and have very little time to focus on interests ouside of workspace.
Office menagement can give awards to employees who wants to learn. This can be seen as a little more free time.
Employees will get points with each presentation, lecture, workshop or tutorials held. All employees who attend will get some points. By the weekend employee can exchange its points for a free time for further learning.
How would you stage or advertise your hack?
Each award is there to motivate the employee. Employees will share knowledge, prepare events and interact in mutual support in working environment.