Skip to content
 Northwest Vista College Library
1st Floor, Redbud Learning Center (RLC)
3535 N. Ellison Dr.
San Antonio, TX 78251
(210) 486-4513
Mon - Thu: 7:30am - 8:30pm
Fri: 7:30am - 4 pm
Sat: 8:30am - 2:30pm

The Science Advocacy Center provides students with one-on-one or small group tutoring sessions for any  natural and physical science courses. In addition to tutoring the advocate center is available for drop counseling, and to assist any student with course related issues or problems.


Richard Crabb

Academic Program Specialist
Richard enjoys tutoring and managing the Science Tutoring & Advocacy Center. I help empower students and improve their educational success!

MW: 8am-7pm

TR: 8am-4pm

F: 10am-2pm





 Laura Quintanilla

 M: 9:30am - 4:30pm

T: 9:30am - 4:30pm

W: 9:30am - 4:30pm

R: Not Available




General & Organic Chemistry

Louis Gonzales

M: 11am - 6:30pm

T: 3:30 - 6:30pm

W: 1 - 6:30pm

R: 2:30 - 6:30pm



Introductory Chemistry I&II
Biology/A&P (Nursing Majors)

Vanessa Genap

M: 10am - 2pm

T: 10am - 1pm

W: 10am - 2pm

R: 11am - 2pm




 General  & Organic Chemistry

 Lexi Doan  

M: 8am - 12pm

T: 8 - 11am

W: Not Available

R: 8 - 11am




General  & Organic Chemistry

Chris Cabrera

M: 12:30 - 3pm

T: 9am - 12pm

W: 9am - 3pm

R: 9am - 12pm

F: 10am - 2pm



Physics & Engineering
David Rodriguez

M: Not Available

T: 12 - 5pm

W: Not Available

R: 12 - 5pm



Geology, Physics & Engineering

Theresa Campbell

M: Not Available

T: 2 - 7pm

W: Not Available

R: 2 - 7pm


Contact Information

Richard Crabb
Room: LOH-230
Phone: (210) 486-4109