\documentclass[11pt,epsf]{article}

\usepackage{amsmath}
\usepackage{amssymb}
\usepackage{amsthm}
\usepackage{epsfig}

\newtheorem{theorem}{Theorem}
\newtheorem{corollary}[theorem]{Corollary}
\newtheorem{lemma}[theorem]{Lemma}
\newtheorem{observation}[theorem]{Observation}
\newtheorem{proposition}[theorem]{Proposition}
\newtheorem{definition}[theorem]{Definition}
\newtheorem{claim}[theorem]{Claim}
\newtheorem{fact}[theorem]{Fact}
\newtheorem{assumption}[theorem]{Assumption}
\newcommand{\reals}{\ensuremath{\mathbb{R}}}
\def\E{{\sf E}}
\def\Pr{{\sf P}}
\def\vol{{\sf Vol}}


\begin{document}

\begin{center}

{\Large\bf Title}\\[0.2in] 

Lecturer: Santosh Vempala \hspace{1in} Scribe: Your name \\

\end{center}

\section{}

\end{document}