张嘉森,字君劢,一字士林,号立斋,别署世界室主人,江苏省宝山县人。1887年1月18日生于江苏省嘉定县城。张嘉森6岁入私塾读书,12岁奉母命考入上海广方言馆。1902年应宝山县试经义策论,中秀才。1903年入震旦学院习拉丁文,后转南京江南高等学校。不一年,以签名参加抗俄义勇军遭退学。之后,在湖南长沙明德学校、常德师范学堂等处任教。1906年3月,张经宝山县派赴日本,考入早稻田大学政治经济科,因撰稿投送《新民丛报》而结识梁启超、张东荪等人。1907年加入梁启超在东京组织的“政闻社”。1909年6月,与吴贯因等在东京设立“咨议局事务调查会”,主办《宪政新志》,宣传君主立宪。1910年夏,张完成了早稻田大学学业,得政治学学士学 Zhang Jiasen, the word Junmai, a word Shi Lin, Li Zhai fasting, Department of World Room host, Baoshan County, Jiangsu Province. January 18, 1887 was born in Jiading County, Jiangsu Province. Zhang Jiasen 6-year private school, 12-year-old Fengmou life into the Shanghai Guang dialect. 1902 Baoshan County should try the theory, scholar. In 1903 into the Aurora College Romance, later transferred to Nanjing Jiangnan colleges and universities. A year later, her name was signed to join the anti-Russian volunteer army and was dropped out of school. Later, in Changsha, Hunan Mingde school, Changde Teachers College and other teaching. In March 1906, Zhang was sent to Japan by Baoshan County for admission to the Political and Economic Section of Waseda University where he became acquainted with Liang Qichao and Zhang Dongsun for contributing and delivering the Xinmin Communique. In 1907 joined Liang Zechao organized in Tokyo “political news agency.” June 1909, and Wu Guan because of such as set up in Tokyo, “Bureau of Advisory Affairs Bureau”, hosted “new constitutional history” to promote constitutional monarchy. In the summer of 1910, Zhang completed his studies at Waseda University and earned a Bachelor of Political Science