Introductory technical guidance for civil, geotechnical and structural engineers interested in earthquake hazard analysis. Here is what is discussed:1. OVERVIEW OF PROBABILISTIC SEISMIC HAZARD ANALYSIS (PSHA) METHODOLOGY2. CHARACTERIZING SEISMIC SOURCES FOR PSHA3. GROUND MOTION ATTENUATION CHARACTERIZATION FOR PSHA4. TREATMENT OF SCIENTIFIC UNCERTAINTY IN PSHA5. DEVELOPMENT OF SITE-SPECIFIC RESPONSE SPECTRA FROM PSHA6. DEVELOPMENT OF ACCELEROGRAMS7. SUMMARY OF STRENGTHS AND LIMITATIONS OF DSHA AND PSHA.