"The previous edition of this book, published in 2019, was the final one that Michael Fazio worked on before his sad passing in early 2020. As a result, the present, sixth edition of Buildings Across Time is the first to be published without the involvement of any of its three original authors, with Marian Moffett having died in 2004 and Lawrence Wodehouse in 2002. This new sixth edition remains faithful to Fazio, Moffett, and Wodehouse's work. My task, as revising author, has been to update the text in light of new information, occasionally revise formulations to reflect shifting perspectives and to add a new section to the final chapter to bring the story it tells up to date. All this has been done in the spirit of the approach, vision, and structure established by the original authors, whose book this fully remains"--