No More Lectures. Down With Lectures! Never Again Will I Lecture. And I encourage you to do the same. It took me 14 years to understand it, but now I know what student centered really means. And, I have a good grasp of the difference between passive and active learning.
http://www.focus2achieve.com/blog/2016/9/9/i-stopped-lecturing-because-i-want-my-students-to-learn