Great article. I 100% concur with your 70% rule. As a lecturer, I most often jump into teaching a topic without being 100% certain of where it will go — partly because you learn so much throughout the process of teaching and partly because of the need for responsiveness to the situation and the students.

Photographer, yogi, cat-mom, lover of travel and nature, spreading amazement for Mother Earth, one photo, poem or story at a time. (MA Yoga, MS Neuropsychology)

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