His book Black New Jersey, 1664 to the present day uncovers 350 years of slavery and its legacies among the fifth largest black population in the United States.
Professor Luthra participated in Full Haus: The Seeld Library, at the Los Angeles Museum of Contemporary Art storefront exhibition space, as part of the research collective Seeld Library.
On March 11, 2017, Professor Robert Kraynak delivered an address to the Colgate Alumni Club of Fairfield, Connecticut titled "The Intellectual Climate at Colgate: Campus Free Speech in the Age of Safe Spaces and Trump."
On March 7, 2009, Professor Robert Kraynak delivered an address to the Colgate Alumni Club of Fairfield, Connecticut titled "The Arrogance of Power - In Politics & Education."