The 23102 laboratory is an essential part of the course, and you must obtain a passing grade in the laboratory to pass the course as a whole. Your laboratory instructor is Sara Ubaid. She is your primary source of information about the lab. Another person who may be very useful to consult is Dean Burkhart, who is our most knowledgeable expert on all matters having to do with the equipment in the labs. Finally, Prof. Mark Manley is the Director of Undergraduate Laboratories, and coauthor of the lab manual. If your lab instructor cannot help you regarding some academic matter related to the laboratory, then Prof. Manley is the person to contact.