Christmas in Sweden is still symbolised by a barrel of ale, or a drinking horn. So the emphasis on food and drink traditions was originally a pagan trait of the Christmas celebration. The Christmas tree is a custom that was imported from Germany in the 1880s. The foremer tradition of giving joke presents, often a log of wood, was replaced during the late-19th century and 20th century by Christmas gifts given out by the Christmas goat ("Julbocken") or, especially later, Santa Claus ("Jultomten"). The Christmas celebrations in Sweden usually starts with the first Advent in the end of November. However Christmas decorations and
Rina Tannenbaum as those of the American Chemical Society, Wiley and Elsevier . For her work she has received many awards and was involved in a variety of professional activities. For example, she was a co-organizer of Symposium Y at the Spring 2001 Materials Research Society Meeting, was a plenary speaker at the Third International Conference on Polymer Behavior (ICPB3) in 2008, and delivered the WISE 10th Anniversary Distinguished Lecture at the University of Southern California in the Fall 2009 . Rina Tannenbaum Rina (Irena) Tannenbaum (born December 13, 1953) is an Israeli/American materials scientist and chemical engineer and presently Professor in