I have seen in many Ashkenazi synagogues that the person called to the reading of the Torah at Shabbos mincha puts on a tallis. Typically, he takes this tallis off after the kedusho of the ...
What melachah is transgressed by folding a tallis? Is there some way to fold it which is permitted?
Why (in some synagogues) does the shatz (leader) put on the talis during mincha of Shabas, before "Vaani s'filasi", rather than before the start of mincha? As Gershon Gold notes in his answer, Shaare ...