Zack Ebenfeld Award Doubles Team Week Of 4/3/2017 Sport Men's Tennis School Rensselaer Polytechnic Institute Year Freshman Position Hometown Pembroke Pines, Fla. High School American Heritage In a 9-0 Liberty League win at St. Lawrence, the tandem of freshmen Sebastian Castillo-Sanchez and Zach Ebenfeld earned an 8-2 win at No. 1 doubles, defeating the Saints team of Dean Sponholz and Eric Tecce.