Gutenberg: get authors via API and create a mapped HTML list of the results

block.jsx

// https://developer.wordpress.org/block-editor/packages/packages-core-data/#example

const { withSelect } = wp.data;
 
function renderAuthorList( { authors } ) {
    return (
        <ul>
            { authors.map( ( author ) => (
                <li key={ author.id }>{ author.name }</li>
            ) ) }
        </ul>
    );
}
 
const MyAuthorsList = withSelect( ( select ) => ( {
    authors: select( 'core' ).getAuthors(),
} ) )( renderAuthorList );