Unscientists are people who declare that they can decide if something is unscientific.
They claim they can do so, therefore they  must be unscientists; practicing unscience.
Unsciencing is the activity of avoiding and preventing good research on emotional grounds.
Unscience operates by character assassination, moral defilement and other irrational means.
Unscientific is a term unknown to scientists and science; Scientist explore the unknown.