Question

So was michaelangelo the only person makin contributions, cause I didn't hear any other names?

Answer 1

of course not, Francesco Borromini, Pietro da Cortona, and Gian Lorenzo Bernini are the other important names of Italian Renaissance, Baroque architecture. However, I could not understand your question's concept. If you asked his contemporaries, answer is like this.

Answer 2

palladio can be said as a head of renaissance architecture. his four books on archiecture also is important book of renaissance architecture