Editor’s note: This story originally was published in February, when our Jon Marks had the chance to spend some time with Ron Pollack, the son of legendary statistician Harvey Pollack, who died Tuesday at the age of 93. PHILADELPHIA – The vigil begins early. Ron Pollack arrives at Hahnemann Hospital at 8 o’clock every morning – just in time for doctor’s rounds – and heads immediately for the Surgical Trauma Intensive Care Unit. He brings his I-Pad and other electronic