In an age when false teachers and fraud spiritual gurus may be found a dime a dozen, how can someone be sure that Baba Haidakhan/ Hairakhan was a true teacher and not just another one of those false gurus. In fact false gurus are as old as human civilization and even ancient prophets have warned about them. It is however not difficult to discover them from their fruit. This post in another blog gives seven signs to discover the false ones and the godly ones.
Babaji of Haidkhan passes all the simple tests described at this link unlike very many others who claim to be gurus and messengers of God in the modern age.