OK, I support Grammar Nazis, but this is getting ridiculous.
included/consisted of: Read the bloody doctoral thesis before you correct its description. Amazingly, it was nothing other than a survey and commentary. No real research involved.
Horror of horrors: A tad colloquial, but perfectly fit for print
Realize vs recognize: From Collins Dictionary: “If you become aware of a fact, don’t say that you `recognize’ it. Say that you realize it.”
handful: No, a sample would suggest some process of selecting representative members of a group occurred. You’re giving Dr. Boyd far too much credit. We’re talking seven haphazardly selected victims, not fifty scientifically screened subjects.