Hamburg Mafalda Rakowsy, of Glenwood, returns to Dance Expression to present a Salsa Workshop for singles, couples, adults and teens. The workshop will run for four consecutive weeks on Friday evenings, from 8 to 9 p.m., beginning April 20. Rakowsky, originally from Sao Paulo, Brazil, received her training from the Municipal Ballet School in Sao Paulo, in ballet, modern, jazz and theatre, and has been teaching and performing salsa, ballet and jazz since 1986. For more information, call Dance Expression at 973-823-9500 and visit DanceExpression.com.