One podcast from your team would be relevant or you can create one for each module/lesson. Here are a few approaches to create your podcast. You can use the podcast as a learner's guide or a teacher's guide. Or you can use is podcast(s) to deliver the content for specific modules or lessons. Or you can use it for an overall before learners start the PD etc. Whichever method you decide, you can use it as a companion to the PD or a formal instruction of the PD.
This blog is for ETC645 students at Northern Arizona University.