Washington, Aug 15 : In the wake of online abuse of Zelda Williams after her father's death, social network Twitter has vowed to improve its harassment policies.

According to the Verge, in a statement provided to The Washington Post with regard to the harassment of Zelda Williams, Twitter's vice president of trust and safety said that the company is currently evaluating how it can further improve its policies to better handle tragic situations like this one.

He said that this could mean stringent Twitter policies with regard to self-harm or private information.

The move comes as Zelda Williams announced that she was deleting her Twitter account following abuse at the hands of some Twitter users who sent messages holding her accountable for Robin Williams' death. (ANI)