Haggai, Zechariah, and Malachi: Prophecy in an Age of Uncertainty, by Rabbi Hayyim Angel

This is a lucid account of the monumental transition that overtook the Jewish world at the beginning of the Second Temple Era. Rabbi Angel's commentary focuses on the last prophets--Haggai, Zechariah and Malachi--and also draws on the books of Ezra, Nehemiah and Esther.