Research interests

Geometry of obscurer from X-ray spectra

Luminosity function

Heavily obscured AGN

Obscured, CTK fraction

f(L,z)

Obscured, CTK fraction

by galaxy gas f(M*,z)

SMBH occupation f(M*,z)

Hierarchical Bayesian Models

Nested Sampling & PyMultiNest

Cosmological Sims

Spectral fitting with low counts (BXA)

Multi-wavelength Association NWAY

• X-ray PSF can be large
• in deep images: Multiple possible counterparts

Chandra

XMM

ROSAT

eROSITA