Today's Wisdom - Tribes, Top-Down Cars and a Forgotten War

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In the 1990s, a British anthropologist named Robin Dunbar noticed something curious while studying primates. Across species, there was a strong correlation between the size of an animal's neocortex, the part of the brain responsible for higher cognitive function, and the size of the social group it could maintain. Larger brains could track more relationships. Dunbar applied the same ratio to humans and arrived at a number that has become one of the most cited findings in evolutionary psychology: roughly 150. This is the number of people, Dunbar argued, with whom the average human brain can maintain a stable social relationship, defined as a relationship involving genuine mutual obligation and a sense of personal history. Beyond that number, people become strangers we recognize but do not really know. What made the figure compelling was how often it appeared in human history independent of Dunbar's research, from the typical size of Neolithic farming villages to the basic fighting unit of Roman armies or the average size of a modern wedding guest list.

Dunbar's number sits inside a series of smaller, concentric circles that matter just as much as the outer limit. Most people maintain around five truly intimate relationships, fifteen close friends, fifty good friends, and 150 meaningful contacts, with each layer requiring progressively less emotional investment to sustain. The existence of this structure points to something deeper about why these bonds matter so much in the first place. For most of human history, being cast out of your band meant losing access to shared hunting, collective defense against predators, and the pooled knowledge that kept everyone alive through difficult seasons. The psychological pain of social rejection is processed in the brain by the same regions that process physical pain, a finding demonstrated repeatedly in neuroimaging studies of social exclusion. For nearly all of human evolutionary history, exclusion was, in the most literal sense, dangerous to your life.

Social media has placed this ancient machinery under a kind of pressure it was never designed to withstand. The brain's social tracking systems evolved to monitor a tribe of perhaps 150 people, almost all of whom you would see regularly and whose lives unfolded at a pace your mind could absorb. Modern platforms instead present a constant stream of information about hundreds or thousands of people, most of whom bear no real presence in your life. Your brain nonetheless processes their selectively presented moments using the same machinery it developed for tracking genuine relationships within the tribe. Research on public figures and celebrities offers an extreme version of this same dynamic in reverse. People who are recognized by millions of strangers report a phenomenon sometimes called the fishbowl effect, in which they are constantly perceived as known and judged by people who feel they have a relationship with the celebrity, while the celebrity has no corresponding relationship with any of them. This is a profound asymmetry that researchers studying fame have linked to higher rates of paranoia, social anxiety, and difficulty forming genuine connections. The real lesson Dunbar's number offers is about directing your attention wisely. The brain works best when its social energy is focused on the people who are actually present in your life. Being deliberate about who you follow, who you spend time with, and who you genuinely invest in will do more for your wellbeing than any effort to expand your social reach.

For most of the twentieth century, the convertible occupied a specific place in the cultural imagination that no other type of car ever quite matched. It was the car of escape, glamour, and reinvention, the vehicle Grace Kelly and Cary Grant cruised along the French Riviera in To Catch a Thief, the car that carried Benjamin Braddock away from his own wedding at the end of The Graduate. For decades, owning one signaled something specific about who you were or who you wanted to be seen as, and manufacturers built an entire tier of their lineups around that signal. Today, that signal has all but disappeared from the road. The reasons why reveal something larger about how an entire generation has redefined what a car is supposed to communicate about its owner.

The numbers tell the story with unusual clarity. In the UK, convertible sales have fallen by close to 90 percent over the past two decades, a collapse that has occurred during exactly the period when SUVs went from a niche category to the dominant force in the global car market. What makes this shift particularly striking is that SUVs appear to have inherited the cultural role convertibles once occupied. They have become the vehicle of choice for the same class of celebrities, athletes, and public figures who once defined automotive aspiration from behind the wheel of an open-top roadster. The explanation offered by industry analysts is that SUVs deliver a version of the same status signal while solving the practical problem that convertibles never could. A two-seater roadster with no boot space and a fabric roof simply does not accommodate the realities of modern life in the way a vehicle with genuine interior volume and all-wheel-drive capability does. The aspirational car of this era had to be one that could plausibly do everything, and the convertible, by its very design, could only ever do one thing well.

There is also a manufacturing economics story underneath the cultural one, and it is largely self-reinforcing. Building a convertible is not simply a matter of removing a roof. Modern safety regulations require reinforced chassis structures to compensate for the loss of structural rigidity that a fixed roof normally provides, along with rollover protection systems, retractable roof mechanisms, and additional weatherproofing, all of which add substantial engineering cost. As demand has fallen, the convertibles that remain in production have increasingly clustered at the premium end of the market. Higher margins can absorb those costs which in turn has made convertibles feel even more like a niche indulgence for buyers who can justify the price premium. What began as a shift in what looked aspirational on a red carpet or in a music video has, over twenty years, fed back into the basic economics of what gets built at all. The convertible now sits in the unusual position of being a car shape that an entire generation can recognize as iconic without ever having considered owning one.

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Sudan's modern history has been defined by a divide between a wealthier, more politically dominant north centered on the capital and a series of marginalized peripheral regions that have spent decades feeling governed rather than represented. That divide has already produced multiple civil wars and, in 2011, the eventual split of the country when its southern territory became an independent state. In 2019, after thirty years of dictatorship, a popular uprising filled the streets of the capital with millions of people demanding civilian rule. What emerged instead was an uneasy power-sharing arrangement between civilian leaders and the military, one that lasted barely two years before the generals decided they preferred not to share power at all. In late 2021, the army and a powerful paramilitary group jointly staged a coup, pushing the civilian government aside and installing themselves as the country's new rulers. It was an alliance built entirely on convenience, and convenience rarely survives contact with the question of who actually gets to be in charge.

That paramilitary group is central to understanding everything that followed. It evolved out of militias that the previous dictatorship had armed and unleashed on non-Arab communities in Darfur, the same campaign of violence that drew international genocide accusations. Its commander rose from a relatively humble background to become one of the most powerful men in the country, building a force that operated with significant independence from the formal military and developed its own sources of wealth, most notably through control of gold mining in Darfur. By 2023, the country effectively had two armies, each loyal to its own commander, each suspicious of the other's intentions, and each facing a deadline to merge into a single national force that neither side trusted the other to honor. In April 2023, that tension broke into open warfare, with fighting erupting first in the capital before spreading into Darfur where the wounds of the earlier genocide had never healed.

What makes this war so difficult for the outside world to engage with is partly its complexity and partly its timing. It is a war between two armed factions that both emerged from the same state apparatus, fighting for control of that apparatus itself. The conflict has also taken on an increasingly international dimension, with each side drawing support from different foreign backers pursuing their own regional interests, turning the war into something resembling a proxy conflict layered on top of a domestic power struggle. This is a dynamic that has made any negotiated settlement considerably harder to reach since outside actors benefit from the war continuing rather than ending. It has also unfolded almost entirely outside the spotlight, breaking out within months of Russia's invasion of Ukraine and competing for attention with conflicts in the Middle East ever since. This has left the country to become what aid organizations now routinely describe as the world's largest and most neglected humanitarian crisis, a war fought largely by its own people, displaced largely within the region, and funded by international donors.

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Until next time... A Little Wiser Team