This week (Tuesday - 3 Tammuz) falls the 20th yahrzeit of the Lubavitcher Rebbe, Rabbi M. M. Schneerson,
a profound master and teacher of Kabbalah, in additional to his many better known accomplishments.
A variety of teachings by him, from him and about him can be found in articles 2-3 and 5-7.
Articles 1-4 have to do with his favorite topic in the later years; articles 4-6 all relate to different topics in this week's reading.