How did Jan Hus’s teachings anticipate the Protestant Reformation?

Jan Hus was a pivotal 15th-century reformer whose work served as a bridge between the medieval era and the Protestant Reformation, anticipating the movement by a century. His teachings and influence anticipated the Reformation in several key ways:1

• Ecclesiastical Authority: Hus challenged the absolute authority of the church hierarchy, arguing that its power was strictly spiritual. By insisting that his doctrines be refuted by Holy Writ rather than by council decree, he defied traditional ecclesiastical authority in matters of doctrine.23
• Communion for the Laity: A central tenet of his movement was the demand for the administration of the Eucharist to the laity "under both kinds" (sub utraque specie), restoring the chalice to the people.23
• Institutional Critique: Hus criticized the sale of indulgences and advocated for the church to return to apostolic poverty, a stance that resonated with those seeking to curb the wealth and influence of the higher clergy.3
• Legacy: His followers, the Hussites, eventually formed independent churches, and in the 16th century, his disciples joined forces with the Lutherans in their struggle against the church and the emperor.2