By recent count, former basketball great Shaquille O'Neal has been a spokesperson for Papa Johns Pizza, The General Insurance, Gold Bond Medicated Body Powder, loy Hot Pain Reliever, Taco Bell, Wheaties, and a host of other products and services. However, it is doubtful that Shaq has specific technical knowledge regarding nutrition, analgesia, or state$-$by$-$state legal requirements for operating a motor vehicle. As such, Shaquille O'Neal is a$($n$)$

$\backslash$table$[[$infuencer$,$ expert$],[$expert; opinion leader$],[$authority; influencer$],[$media gatekeeper, influencer$]]$

but not necessarily a$($n$)$