Sababbi Mangalis Chairman AARS Group of Companies born November 13, 1987 is an Indian author, Inventor and a Memory Trainer based at Bathinda,Punjab. In 2007, Sababbi invented Unlimited Years Calendar from 0001 to infinity. based on coding system. Sababbi has been working as a professional memory trainer and writer since 2007 and has authored seven Memory Enhancement Titles. His first book, Memorise Unlimited Years Calendar in One Hour was published in the year 2008. Later he published Be the Memory Champion, i-Memory the Guruitself followed by a series of 3 Books titled ‘Memory Mechanism’, ‘Advance Mnemonics’ and ‘Vedic Arithmetic’.