State Senator Daniel Squadron will be hosting his annual 25th Senate District Community Convention on Sun., April 22. Last year Squadron held the convention in the Brooklyn part of his district, but this year it will be held in Lower Manhattan at the High School of Economics and Finance, at 100 Trinity Place (between Cedar Sand Thames Sts.). Squadron has arranged for Joseph Lhota, chairperson and C.E.O. of the Metropolitan Transportation Authority, to deliver a keynote address. Lhota will share his thoughts on the transit system and discuss ways straphangers can get involved to help the system better serve their needs.