We lead with an interesting article detailing the differences between major categories of Jewish Meditation.
The 3rd article is from the first section of our running commentary on Shaar Gilgulim ("Gate of Reincarnations"), one of the collected teachings of Rabbi Yitzchak Luria (the "Holy Ari" of Tzefat), as compiled by his main disciple, Rabbi Chayim Vital. The Baal Shem Tov also offered insights on this Topic (article #4).