This is something of a continuation of developer of note series, only with a different shape (all in 1 page) and a more gentle tone (favorite instead of note).
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Eric Huss is the primary maintainer of The Rust Reference, as well as (the indispensable) mdBook. He is also a major contributor to Cargo, and is described as "an individual of consistently high judgment and character".
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Ed Page is the primary maintainer of some key Rust projects, clap and toml. And like Eric Huss, he is also a major contributor to Cargo.