Three Retirement Investment Mistakes You Likely Don’t Know You’re Making – From investing like a 25-year-old to choosing the wrong annuity, Americans continue to make financial mistakes in retirement that can come back to haunt them. Here are the mistakes – and here are the fixes. – – – Need retirement planning experts to cite the most damaging retirement planning mistakes people make – and how to correct them. Thank you. Requirements: Retirement planning experts, financial experts, money managers, academics.