Vidhyalakshmi Kalaichelvan , BE EEE & PGDM » India Go back to directory. Add to Address Book. Vidhyalakshmi Kalaichelvan , BE EEE & PGDM Actuarial analyst – Actuarial WNS Global services City Chennai Indiahome Biographical Info Interests: Non parametric methods, Bayesian stats Contact method: Twitter Categories: India, Speaker Updated 3 years ago.