What Does an Instructional Designer Do?

 The book title is:

The Essentials of Instructional Design

Connecting Fundamental Principles with Process and Practice

by Abbie H. Brown; Timothy D. Green

Please use links provided below -

 (20) What does an Instructional Designer do - YouTube    by Stankov (2016) 

 (20) What Does an Instructional Designer Do? - YouTube    by Erika (2017) 

 History of the ADDIE Model (nwlink.com)