The webinar covered best practices for successful onboarding programs. It discussed the importance of onboarding for employees, managers, and the business. There are three stages of onboarding: pre-employment, first day, and after the first day. Key recommendations include having partnerships across the organization, making onboarding fun and engaging new hires, and focusing on consistency while gathering feedback. The presenters were from Jazz and Zenefits and encouraged participants to utilize additional onboarding resources.