He argued that being able to perform a task is log
He argued that being able to perform a task is logically independent of theorizing about the principles of that task in his essay "Knowing How and Knowing That."  He criticized the tendency to confuse grammatical and logical similarities in his essay "Systematically Misleading Expressions," which advanced a view he later refined in a book which argued that most philosophical problems arise from holding two or more seemingly incompatible opinions.  In addition to writing 1954's Dilemmas, he argued against the "'Fido'-Fido" theory of meaning, while his best known work opposes "Cartesian dualism" and the dogma of the "ghost in the machine."  FTP, name this British philosopher who wrote The Concept of Mind.
He argued that being able to perform a task is logically independent of theorizing about the principles of that task in his essay "Knowing How and Knowing That."  
Gilbert Ryle