Springfield, IL - May is Older Americans Month in Illinois and the state’s Department on Aging (IDoA) is encouraging all Illinoisans to “Make Your Mark” in the lives of our older adults. “Make Your Mark” is the theme of this year’s recognition, which highlights the differences everyone can make in the lives of the state’s more than 2.7 million older adults and in support of our more than 70,000 caregivers.