Sushmita Sen with her daughters, SRK and AbRam

Critics of Bollywood are often heard complaining that its denizens, unlike their counterparts in Hollywood, do not speak up for just causes. True, our stars and Bolly celebs may not come across as outspoken in comparison, but with Karan Johar's announcement of the birth of his twins born through surrogacy being the latest example, there is a strong case to be made for Bollywood being one of the brave harbingers of change through its acts, if not its words.