People learn by doing their jobs, and managers make or break the development of those employees by providing them with frequent coaching and inclusion in stretch assignments. That means managers play a huge role in the development of employees. In fact, the 70-20-10 learning model says people learn 70 from experience, 20 percent from conversations and 10 percent from formal training. This means that after the knowledge base is formed in formal training sessions, workplace collaboration needs to be fostered. Read on to learn how to effectively include managers in the learning and development process.