(L to R) Senior Marketing Manager Frank Del Castillo, Tony Giangrasso, Senior Acquisitions Editor Kelly Trakalo, Dolores Shrimpton, Associate Editor Michael Giacobbe Recently, at the offices of Pearson Prentice Hall in Upper Saddle River New Jersey, Garden City resident Tony Giangrasso with his co-author Dolores Shrimpton celebrated the publication of their latest book for nursing students, "Ratio and Proportion Dosage Calculations." Tony has now authored twenty-two editions of textbooks which have been used by more than one million college students.