A government helmet standard could only require what most helmets already met, so Snively built one with no government in it at all

the problem

Mandatory helmet standards could only require what most helmets already met

background

what everyone would do

After amateur racer Pete Snell died from head injuries in a 1956 crash, sports-car racing already had a working template in front of it: Britain's Standards Institute had required crash-helmet performance standards since the 1950s, and the obvious response was for the US to adopt the same approach through a government-mandated minimum. Dr. George Snively, who founded the Snell Memorial Foundation in 1957 to formalize his own investigation into head-impact protection, understood that model well — Pete Snell himself had been wearing an English racing helmet that had already passed exactly that kind of government-backed certification.

what they saw

Snively recognized that a government-mandated minimum has a structural ceiling built into how it gets adopted: it has to be set low enough for most currently sold helmets to pass, or it draws political protest from excluded manufacturers and from a buying public that already owns and prefers those helmets, which is also why Britain's own mandatory standard tested only crown impacts and never adapted to catch the lateral blow that had killed Pete Snell. A voluntary certification, with no legal force and no political process required to change it, had no such ceiling: Snively could set the bar wherever the evidence justified, then simply move it again.

the move

A voluntary certification, with no legal force and no political process required to change it, had no such ceiling. The first Snell standard, set in 1959, was deliberately calibrated to eliminate all but the top ten percent of the racing helmets then on the market — manufacturers could still make and sell whatever they wanted without Snell's blessing, but the Sports Car Club of America required Snell certification to compete, so there was a real commercial reason to chase it anyway.

why it works

The first Snell standard, set in 1959, was deliberately calibrated to eliminate all but the top ten percent of the racing helmets then on the market — manufacturers could still make and sell whatever they wanted without Snell's blessing, but racing bodies like the Sports Car Club of America required certification to compete, so there was real commercial reason to chase it anyway. Because raising the requirement again needed no government approval, the Foundation could reset the bar every time manufacturers caught up, setting off a repeated cycle of improvement through the 1960s and 70s that a politically negotiated mandatory minimum could never sustain, while also pioneering the swing-away and guided-fall test rigs that measured the lateral impacts standard testing had missed.

the payoff

Because raising the requirement again needed no government approval, the Foundation could reset the bar every time manufacturers caught up to it, setting off a repeated cycle of manufacturers improving helmets to reach certification followed by the Foundation raising the requirement again — a sustained jump in protective performance through the 1960s and 1970s that a politically negotiated mandatory minimum could never have produced. Snell also pioneered the swing-away and later guided-fall test rigs measuring lateral and brow impacts, the exact weak spot that had killed Pete Snell, methods the British Standards Institute and what became ANSI later adopted from Snell rather than the reverse.

where it breaks

This only works when there's a real, voluntary reason for the regulated party to seek certification anyway, such as a racing body or a market segment that specifically rewards it, since a purely voluntary standard with no such incentive has nothing forcing adoption at all. It also depends on the certifying body's own credibility staying intact: because compliance is optional, the moment the public or manufacturers stop trusting the certifier's judgment, participation can collapse overnight in a way a legally mandatory standard never would, however imperfect that mandatory standard's actual protection level.

what came after

Snell certification remains, more than six decades later, a voluntary standard stricter than the US Department of Transportation's mandatory minimum, funded entirely through manufacturer participation rather than government appropriation or advertising, and still resets its requirements on a multi-year cycle as helmet technology improves — the same ratchet Snively built into the Foundation's first standard in 1959.

references

1. [1]An Unheralded Auto Safety PioneerThe Auto Channel (Bob Hagin, SCCA member), 2001theautochannel.com
2. [2]The Native Sons of the Golden West on the Legacy of William Howard "Pete" Snell and the Evolution of Helmet SafetyNative Sons of the Golden West, 2023nsgw.org

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