[Leonine]

Now why would anyone perpetrate a scientific fraud?
A) The perpetrator has overwhelming faith in a pet theory and feels an urgency to proselytize by deception.
B) The perpetrator is incompetent and desires peer respect.
C) The perpetrator is not a scientist and finds pleasure in hoodwinking those who take themselves too seriously.
D) The perpetrator is afraid of Pascal's wager.
E) All of the above!

[Ichneumon]

Now why would anyone perpetrate a scientific fraud? A) The perpetrator has overwhelming faith in a pet theory and feels an urgency to proselytize by deception. B) The perpetrator is incompetent and desires peer respect. C) The perpetrator is not a scientist and finds pleasure in hoodwinking those who take themselves too seriously. D) The perpetrator is afraid of Pascal's wager. E) All of the above!

Note that various creationists have perpetrated scientific frauds for all of the above reasons except "D", and they have their own variation on that one as well ("afraid of going to hell if they question The Word").