Mad Scientists are a stock character term of popular fiction, specifically science fiction. Mad scientists may be villainous or antagonistic, benign or neutral, and whether insane, irrational, eccentric, or simply bumbling, mad scientists often work with fictional technology in order to forward their schemes, if they even have a coherent scheme. Alternatively, they fail to see the potential objections to playing God. Not all mad scientists are evil or villains. Some may have benevolent or good spirited intentions, even if their actions are dangerous or questionable, which can make them accidental villains. In the same relation, some are protagonists (or at least positive forces), such as Dexter in the animated series Dexter's Laboratory, Professor Calculus in The adventures of Tintin, Dr.