By Priya Raman

A recruiter's TikTok telling job applicants to skip iced coffee at interviews has gone viral on LinkedIn and TikTok, prompting two psychology-trained HR analysts to argue the rule exposes loose hiring criteria. The original clip, which frames a single beverage as a candidate-killer, has drawn pushback from recruiters including Caitlin Wehnian, who said the rule reflects "impossibly perfect standards" rather than job-relevant judgment.

Writing on the controversy, the analysts — who say they've worked inside talent acquisition — argue the drink critique is one symptom of a pattern they see often: hiring decisions hinge on items unrelated to the role. They point to a Reddit thread in which commenters insisted a single typo on a resume should disqualify a candidate. That exchange, they write, mirrors the iced coffee rule: an unrelated signal weighing more than the job itself.

What does iced coffee tell you about job performance?

The analysts put the question bluntly: "How does the presence or absence of iced coffee impact anyone except the person drinking it?" They argue the drink reveals nothing about on-the-job performance and functions, at most, as a social norm rather than a hiring criterion. They lean on UNICEF's working definition of social norms as "perceived informal, mostly unwritten, rules" that guide behavior inside a group or community.

If an organization wants to treat iced coffee as disqualifying, the analysts write, the company should publish that rule in advance rather than enforce it after the fact — and recognize that any applicant who walks through the door will likely see employees carrying iced coffees themselves. They anchor their broader argument in Jewell & Siegall's 1990 definition of criteria as "an external measurement of some attribute or behavior against which to make some evaluation," and conclude the iced coffee rule fails that test on its face.

Where does the Horns effect come in?

The piece frames the iced coffee test as a clean case of the Horns effect — the perceptual cousin of the Halo effect, in which one negative cue outweighs otherwise strong qualifications. The analysts warn that traditional disqualifiers, like a missing certification or degree, have quietly given way to an arbitrary social cue. Their recommended fix: rubrics that score candidates across documented job dimensions, and algorithmic decision-making tools that weight submitted materials on comparable scales across an applicant pool.

What should HR teams change first?

The analysts press three operational moves: run unconscious-bias training before every hiring cycle, hand interviewers a written list of cognitive biases with example behaviors to avoid, and replace impression-based disqualifiers with scoring rubrics grounded in the job description. "It's in an organization's best interest to identify the best talent," they write, and that means evaluating "clear, job-relevant criteria" through a rubric rather than a beverage check.

They acknowledge recruiter volume is the usual counter-argument — hiring managers say they can't fully read every application — but maintain that pressure makes structured rubrics more necessary, not less. A bad hire will eventually exit, they note, and the search will restart, multiplying the cost of any snap judgment made along the way.

The analysts expect more viral "interview tests" to surface as candidates share their experiences online, and they argue HR leaders who codify criteria in writing and train interviewers against the Horns effect will be better positioned to push back when the next clip trends.