Ever wondered why some faces stop you in your stride while others barely register? Psychologist Viren Swami has made a career out of answering exactly that, and his talk on the science of attraction — picked up by London culture outlet Secret London — brings the research to a live audience in the capital.

Swami is a professor of social psychology whose work covers body image, beauty ideals and how cultural factors shape who we find appealing. The idea behind events like this is simple: attraction isn't pure mystery, and it isn't purely about looks either. Decades of studies suggest we respond to a tangle of cues — symmetry, familiarity, voice, scent, social context and, crucially, the beauty standards we absorb from the culture around us. Those standards shift over time and differ between countries, which is why 'conventionally attractive' means different things in different places.

For anyone visiting or living in London, this is the kind of evening that doubles as culture and entertainment: a talk built on real research but delivered with the hooks and surprises you'd expect from a popular-science event. Expect myth-busting — the kind that gently dismantles dating-app clichés about 'types' and instant chemistry — alongside findings that are genuinely useful for anyone navigating dating, friendship or first impressions. Secret London flagged it as one of those leftfield nights out the city does so well: educational, a bit cheeky, and a solid conversation starter for the pub afterwards.

The practical draw for travellers is timing and setting. Events like these usually run as single-evening talks at central London venues — think lecture theatres, smaller theatres or bar-backed event spaces — keeping ticket prices modest compared with a West End show. That makes it an easy add-on to a city break: an hour or two of something different, sandwiched between the usual museums, markets and riverside walks. If you're planning a London trip, it's worth scanning what talks and science evenings are on during your dates; they're often cheaper and more memorable than another round of tourist staples.

Who is it for? Anyone curious about human behaviour, couples who enjoy a good post-talk debate, solo travellers looking for an evening activity that doesn't require a booking months ahead, and yes — anyone single and data-minded enough to want the evidence behind the apps. You don't need a psychology background; these events are pitched squarely at the curious general public.

If your dates don't line up, the broader takeaway still stands: London's talk and lecture scene — from science cafés to museum late nights — offers some of the best-value intellectual entertainment in Europe, and it rarely makes the front of the guidebooks.