Walter Ritson

Walter Ritson is not a widely recognized public figure in general knowledge discussions. However, if you meant to refer to a specific context or field, please clarify. In various domains, individuals named Walter Ritson might be involved in academia, research, or other professional sectors. Without additional context, it's challenging to provide a precise explanation. If there's a particular area or achievement associated with Walter Ritson that you are interested in, please let me know, and I can provide targeted information.