People are lonelier than ever – that’s hardly breaking news. Everyone has a theory about why. Social media usually gets the blame; streaming platforms like Netflix are often part of the conversation; and, increasingly, AI is making the list.
In 2023, the U.S. surgeon general warned that the country was facing a “loneliness epidemic.” The diagnosis was clear. But what if we’ve been looking at the problem the wrong way?
Maybe loneliness isn’t about how many friends we have. On paper, many of us have larger social circles than previous generations, whether that’s hundreds of Facebook friends or a busy group chat alongside real-life relationships. We’ve come a long way from the days of small, close-knit communities where everyone knew your business before lunch.
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The real issue may not be the size of our networks but the depth of our connections.
That idea is backed by decades of research. The landmark Harvard Study of Adult Development, one of the longest-running studies ever conducted on human happiness, found that the strongest predictor of a happy, meaningful life isn’t wealth, success or even physical health. It’s the quality of our relationships.
And that’s where many of us are struggling. We’re surrounded by people, yet starved of genuine connection. We call this the “Friendship Depth Gap,” and it may be one of the biggest reasons so many of us feel lonely.
What is the “Friendship Depth Gap”?
Many people have plenty of friends, active group chats and a steady stream of social interaction, yet still feel strangely disconnected, unseen or unfulfilled. A term gaining traction on social media – the “Friendship Depth Gap” – puts a name to that feeling. The idea is simple: We’re surrounded by connection, but lacking genuine emotional intimacy.
Elisabeth Crain, psychotherapist and author of The Friendship Lab, has become one of the leading voices behind the concept.
“The research shows that we aren’t actually lacking friends. In fact, we have plenty of friends,” Crain said. “The issue is the level of closeness we have with our friends … the depth, or lack thereof, in these relationships. There’s a fear of vulnerability holding people back from becoming more intimate or close with their friends.”
In other words, most of us don’t need more names in our contacts list, we need to spend more meaningful time with the people already in it.
And there we have the frustrating paradox of modern friendship. We’re more connected than ever, yet many of us don’t have someone we’d instinctively call in a crisis. Our social circles may be wide, but too often they lack the depth that turns acquaintances into lifelong pals.
“I have a big group of friends, but I feel lonely a lot of the time,” said Maya S., 26, who asked to withhold her last name for privacy to talk about her relationships. “I don’t feel like my friends really know what’s going on in my life or care enough.”
For Charlie F., 29, the issue is around the quality of hangouts: “I feel like we’ve fallen into catch-up culture. I see a friend, we talk for an hour over dinner, bringing each other up to speed, then we don’t meet up again for a month, and repeat. It doesn’t feel like we get the chance to dig deep, as we’re so busy updating on dating and job stuff.”
Why is the Friendship Depth Gap worsening?
Crain believes the “Friendship Depth Gap” is, in some ways, an inevitable consequence of adulthood.
“I think one big factor is that the barrier to entry into friendship increases throughout our lives,” Crain said. “For example, when we’re in grade school, we are somewhat forced into friend groups or social situations. This continues into college, where we are again in a pool of people we don’t always get to choose.”
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She continued, “But throughout our lives, that pool gets smaller and smaller, and we do get to choose who we surround ourselves with. However, our ability to make friends becomes harder because of factors like a busy career, family or children or proximity (e.g., people move away). The irony is that making friends is not less important later in life. In some ways, it may be even more important because so many seismic things happen, such as grief, loss, divorce, career changes and raising families, and it’s important to have real, supportive friends along for the ride.”
If friendship has always required effort, why does the gap feel bigger than ever now?
One reason may be that we’ve started optimising friendship the same way we optimise so many other parts of our lives: for convenience. We’re wearing smartwatches, listening to podcasts on double speed and rushing our friendships.
Once again, optimising is taking another good thing from us.
How can we bridge this gap to form stronger connections?
Even if Crain is right that the “Friendship Depth Gap” is a natural part of getting older, that doesn’t mean we’re powerless against it. Just as we can take steps to protect our physical health as we age, we can also be intentional about protecting and deepening our relationships.
Building deeper friendships doesn’t necessarily require a dramatic life overhaul. It doesn’t have to be a full-time job. It can start with small changes: replacing the surface-level catch-up with a more meaningful conversation, asking questions you wouldn’t normally ask or creating space to talk without distractions.
Activities like question-based games such as “We’re Not Really Strangers” can help break down some of the barriers that keep conversations on the surface. And while shared activities, from watching sports to taking an exercise class, can be a great starting point for connection, the moments before and after, when people are simply talking and being present, are often where intimacy grows.
Crain also emphasises that deep friendships require continuing to make new connections. Over time, some friendships naturally fade. People move away, priorities change, and the closeness that once felt effortless can become harder to maintain. New friendships will likely initially feel more superficial, but depth is something that can be built with the right foundation in place.
“One of the most important things to consider when making new friends is taking calculated risks,” Crain said. “By that I mean trying people on for size, vetting them, seeing if you get along with them, and connecting with them in the early phases of friendship. If you want to deepen the friendship, you must open up, share intimate parts of yourself and let people get to know you.”
She continued, “Ultimately, the only way to deepen friendships is by allowing ourselves to be seen and known. By allowing others to see and know us, we can also see and know them. The ability to be vulnerable, however scary or daunting it may be, helps deepen our friendships. When we share, someone else gets to share about themselves, which helps us create meaning in the relationship.”
Closing the “Friendship Depth Gap” doesn’t require more friends. It requires more honesty, staying present and the willingness to let the people already in our lives truly know us. A scary thought.
