Following are a list of interesting articles and essays for your consideration:

• The Purpose and Value of Pre-arranged Sparring - by Dr Sanko Lewis (Blog post)
  
• The Golden Move - by Dr Sanko Lewis (Blog post)
  
• A Detailed History of Taekwon-Do - by Dr George Vitale (Blog post)
  
• General Choi's CV - by Dr George Vitale (Blog post)
  
• Taekwon-Do as One's Life Philosophy - by Dr Javier Mayen, Dr John Johnson, and Dr Rodrigo Bosch (Academic article)
• Sparring Tactics: Cutting of the Ring - by Kevil Cull (Blog post)