In the modern classroom, educators must be active learners. Learning about their students, their content, their practice, and themselves... or they become irrelevant.
Humans are social and communicative creatures; and, for the recent history of the species, humans have used various technologies to facilitate communication and society-building.
"Anomalous facts get incorporated into existing theories, often with a bit of forced stretching to be sure, but usually with decent fit because most worldviews contain considerable flexibility. "- Stephen Jay Gould
If students never get the chance to attempt to solve problems in which they apply your lessons to real-world situations, your curriculum needs revision... immediately.