The document discusses using Blackboard Collaborate to create interactive audio-visual learning experiences. It notes that students are more diverse and the landscape of knowledge is changing. Blackboard Collaborate allows instructors to use tools like desktop sharing and whiteboards to hold synchronous sessions that are a dynamic alternative to purely textual learning. Data shows these sessions increased student participation and feedback from students was very positive, with some saying it was their best online learning experience. The document advocates for using these tools to make learning accessible and engage all students.