“Collusion” is the word du jour, and the practice’s very characteristics—deception, fraud, misrepresentation and secrecy—often prevent collusive acts from coming to light. In the scientific research community, would-be deceivers draw on a variety of tricks to slant their message, including manipulating data, employing other questionable research practices, not disclosing conflicts of interest, harassing whistleblowers and engaging in outright censorship.