I am old enough to remember that shortly after the 1968 election of Richard Nixon to the presidency, his campaign manager (and future U.S. Attorney General) John Mitchell said, “Watch what we do not what we say.”
Does accepting the term heterodox economics mean we accept our marginal disciplinary status? No. On the contrary, we use the term in order to challenge this marginalization. If people find the heterodox label confusing, we should be able to clarify where we are coming from.