Strategy Classes/Coursework
A good number of people have asked about workshops/online classes on the topic, and thought you might be interested as well:
McKinsey: Problem Solving Bootcamp
http://mld.mckinsey.com/custom-program/problem-so…
McKinsey: Problem Solving (Online)
https://www.edx.org/blog/mckinsey-academy-extends…
Competitive Strategy
https://www.coursera.org/learn/competitivestrategy
Advanced Competitive Strategy
https://www.coursera.org/learn/advanced-competiti…
Business Strategy
https://www.coursera.org/learn/business-strategy