During my ten years as a classroom teacher, I kept a bright orange poster on display that asked two critical questions: Do you know it? Can you show it? Part of my new job as Innovation Specialist includes rethinking professional development for our school district. At the forefront of this conversation is that of micro-credentials; the platform being offered by Digital Promise is most interesting to me because it allows teachers to show what they know in a public way. In February, as I was preparing to apply for my new job, I started exploring. I signed up for an account at Bloomboard and tagged credentials of interest. I started a few. And then stopped. I was overwhelmed. I doubted myself. I ran out of a time. I originally read the details of each micro-credential and felt confident that I could demonstrate my proficiency. Then I became scared. Today, my office is quiet. Most of the staff has gone to a conference. This morning, I sat down at my computer and complet...