"This is an excellent text on field theory. The material is well thought out, well organized, well presented, and amply supplemented with problems."--Dirk ter Haar, author of "Master of Modern Physics"
"Professor Rubakov is an outstanding researcher and an exceptionally clear lecturer, an unusual combination that shines through in this illuminating text. Students and active researchers can all learn something from this well-organized and insightful text, which is written so as to be widely accessible but authoritative."--John Bahcall, Institute for Advanced Study