Final answer:
As a graduate student researching the impact of language on memory, you are studying to become a cognitive psychologist, a field that examines the intersections of thinking, memory, and language.
Step-by-step explanation:
If you are a graduate student interested in studying how humans process memory and language, and how they use thought in everyday life, with a thesis focused on the impact of language on memory, you are studying to be a cognitive psychologist. Cognitive psychology is the branch of psychology that studies human thinking, emotion, language, problem solving, and other cognitive processes. Specifically, this field looks at the interactions among thinking, memory, and language, which would be directly related to your research interest in the influence of language on memory processing.