How the composite score works

Every ranking on History of Movies is ordered by one number: a composite score computed across the authoritative film lists, awards and polls below. No editors' whims, no single source's order — and every input is a citable fact. The library currently covers 6563 films.

The idea in one paragraph

A film's composite score is built from small, checkable contributions — one for every appearance it makes on an authoritative list, in an award record, or in a major poll. A #1 placement on a heavyweight poll contributes a lot; a mid-table placement on a lighter list contributes a little; an Oscar nomination contributes a fraction of a win. But the contributions are not simply piled into one heap. They are grouped into five families of sources, and each family has a ceiling on what it can add to the total — the way a credit score caps what any single category of behavior can do to your number. A film reaches the top of this site only by earning recognition of several different kinds. Because the inputs are public facts and the arithmetic is disclosed, anyone can recompute any ranking here.

Five source families, five ceilings

We draw from five families of sources, each contributing something the others can't — and each capped, so that no single kind of recognition can dominate the score. Critics' and directors' polls (Sight & Sound 2022, in both its critics and directors editions) capture the professional consensus of the whole history of cinema at once; as the most direct measurement of all-time standing, this family carries the largest ceiling. Institutional and media canons (the AFI 100 lists, the BFI's Top 100 British films, the National Film Registry, the all-time lists of TIME, the New York Times, Empire and Rolling Stone) represent deliberate, slow canon-making, and carry the second-largest. Awards (the Oscars' Best Picture, the Palme d'Or, the Golden Lion, the Golden Bear, BAFTA Best Film, and a band of second-tier festival and academy prizes) record what juries honored in the film's own era. Community and curated canons (the Letterboxd Top 250, the Criterion Collection, directors' personal lists like Kurosawa's hundred favorites) register enthusiasm and curation outside official institutions. Annual critics' lists (Kinema Junpo's Best Ten, running since 1924; Cahiers du Cinéma's and Film Comment's year-end lists; the year-end tens of individual critics) supply a year-by-year record that catches films the retrospective polls miss, and carry the smallest ceiling.

The caps exist because signals inside a family are correlated. A film that sweeps one awards season — the festival prize, then the academy prizes, then the year-end lists — has impressed one moment in time several times over, not several eras once each. Under a plain sum, that single season could outscore fifty years of accumulated canon-making; under the caps, a sweep fills its family's quota and then stops counting. What a sweep can never do is fill the polls and canons families — only decades of retrospective judgment can do that.

Rank decay, in plain English

Within any ranked list, position matters, but not linearly — the difference between #1 and #2 is real, while the difference between #61 and #62 is noise. So each placement's contribution falls off logarithmically with rank: #1 earns full value, #3 earns about half, #15 earns about a quarter. This mirrors how canonical memory actually works: people remember what topped a list long after they've forgotten its lower half.

Winners, nominees, annual lists and memberships

An award win is an annual honor: winning the Palme d'Or in 1994 is a claim about 1994, not about all of cinema. So award wins are dampened by a constant factor before entering the score — the same factor, for the same reason, that dampens annual critics' lists, where being the best film of one year is a weaker claim than ranking high on an all-time poll. A nomination counts at a fixed fraction of a win — losing the Best Picture race is still a canonical fact, just a smaller one. Membership lists — the National Film Registry, the Criterion Collection, a director's unranked favorites — have no meaningful internal order, so every member film receives the decay value of the list's median rank: inclusion counts, position doesn't.

What the score is not

It is not a quality score, a user rating, or a prediction of your taste — and no user votes from this site are ever mixed into it. It measures one thing: how much verified canonical recognition, across how many different kinds of institutions, a film has accumulated. A beloved cult film with no institutional footprint will rank low here, and that is the correct behavior for what this instrument measures. When sources publish new editions — a new poll, a new Registry class, a new festival year — the affected placements are re-ingested and every page on the site is recomputed from the same master table.

Sources & weights

Rendered directly from the engine's configuration — this table is the live parameter set, not a copy. Every source belongs to one of five families, and each family's subtotal is capped — all-time polls at 6, institutional & media canons at 4, community & curated at 2.5, awards at 2, annual lists at 1.5 points — so no single kind of recognition can dominate a score. An award win is an annual honor and counts ×0.5 of its weight; a nomination further ×0.3. Annual lists are dampened ×0.5. Each source name links to the exact official list or awards archive where one exists, and to the publishing institution otherwise; a few book-borne lists have no stable official page at all.

SourceFamilyWeightHow it counts
Sight & Sound 2022 critics' pollAll-time polls3.0ranked list — rank decay applies
Sight & Sound 2022 directors' pollAll-time polls3.0ranked list — rank decay applies
AFI 100 (2007)Institutional & media canons2.0ranked list — rank decay applies
National Film RegistryInstitutional & media canons2.0membership — median-rank decay
AFI 100 (1998)Institutional & media canons1.5ranked list — rank decay applies
BFI Top 100 British filmsThe 1999 poll no longer has a live page of its own; the link goes to the publishing institution.Institutional & media canons1.5ranked list — rank decay applies
Empire 500 (2008)The 2008 poll of 10,000 readers, 150 filmmakers and 50 critics no longer has a live page of its own; the link goes to the publishing magazine.Institutional & media canons1.5ranked list — rank decay applies
NYT Best 1,000 MoviesThe 2004 guide's list page has been retired; the link goes to the publishing paper.Institutional & media canons1.5membership — median-rank decay
Rolling Stone 100 Best of the 21st CenturyInstitutional & media canons1.5ranked list — rank decay applies
TIME All-TIME 100Institutional & media canons1.5membership — median-rank decay
Criterion CollectionCommunity & curated1.5membership — median-rank decay
Letterboxd Top 250Our snapshot is the first 250 of Letterboxd's official Top 500 Films list — the successor to the retired community Top 250 (ranks 1–250 are identical).Community & curated1.5ranked list — rank decay applies
Edgar Wright's 1,000 favorite moviesCommunity & curated1.0membership — median-rank decay
Kurosawa's 100 favorite filmsCommunity & curated1.0membership — median-rank decay
Roger Ebert's Great MoviesCommunity & curated1.0membership — median-rank decay
Rosenbaum's Essential CinemaCommunity & curated1.0membership — median-rank decay
Scorsese's 39 essential foreign filmsCommunity & curated1.0membership — median-rank decay
Vatican film listCommunity & curated1.0membership — median-rank decay
Oscar Best PictureAwards3.0award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Palme d'OrAwards3.0award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
BAFTA Best FilmAwards2.0award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Berlin Golden BearAwards2.0award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Venice Golden LionAwards2.0award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Cannes Grand PrixAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
César Best FilmAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Japan Academy PrizeAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Locarno Golden LeopardAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
San Sebastián Golden ShellAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Sundance Grand Jury PrizeAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
TIFF People's ChoiceAwards1.5award — winner ×0.5 (annual-honor dampen), nominee further ×0.3
Cahiers du Cinéma annual top 10Annual lists2.0annual list — rank decay ×0.5 dampen
Film Comment year-end pollAggregate best-films-of-the-year critics' polls, 2000–2025 (no poll in 2020); the link goes to the magazine's poll roundup.Annual lists2.0annual list — rank decay ×0.5 dampen
Kinema Junpo Best Ten (International)Annual lists2.0annual list — rank decay ×0.5 dampen
Kinema Junpo Best Ten (Japanese)Annual lists2.0annual list — rank decay ×0.5 dampen
Ebert's annual top 10Ebert's year-end lists (1967–2012) survive in his journal's archives; the link goes to the site that publishes his work.Annual lists1.0annual list — rank decay ×0.5 dampen
Hoberman's annual top 10Originally published in The Village Voice; the link goes to the archival compilation.Annual lists1.0annual list — rank decay ×0.5 dampen
Kehr's annual top 10Originally published in the Chicago Reader and Chicago Tribune; the link goes to the archival compilation.Annual lists1.0annual list — rank decay ×0.5 dampen
Sarris's annual top 10Originally published in The Village Voice and The New York Observer; the link goes to the archival compilation.Annual lists1.0annual list — rank decay ×0.5 dampen
Siskel's annual top 10Originally published in the Chicago Tribune and on his TV specials; the link goes to the archival compilation.Annual lists1.0annual list — rank decay ×0.5 dampen

What we take from each source — and what we don't

From every source we ingest only verifiable facts: that a film won or was nominated for an award in a given year, that it holds a given rank on a published list, that it was inducted into a registry. Award and registry records are public facts and are covered in full. For editorial lists we reproduce single placements as facts and excerpt at most a top-10 on our own list pages — never a full ranking, and never a source's accompanying commentary. Every ordering you see on this site is our own, computed by the formula above; the outbound links exist so you can walk any number back to the institution that published it.

The Must-See canon

The Must-See list is the top 500 films by composite score. Breadth is built into the score itself: every source family's contribution is capped, so one big award alone cannot mint a must-see — a film has to be vouched for from several directions before it earns the badge shown on its page.