Cosmology
- Substructure in cosmological models
- Evolution and assembly of clusters
- Cosmological constraints from clusters and lens statistics
- Gamma-ray bursts as cosmological probes
Gravitational lensing by galaxies and clusters
- Mapping dark matter
- Probing the nature of dark energy with
cluster strong lensing
Black holes
- Black Hole seed formation at high redshifts
- Mass assembly history of black holes
- Alignments of black hole spins
Accretion physics
- Black hole accretion
- Warped accretion disks
Galaxy formation and feedback
- High redshift pre-galactic disks
- Direct formation of black hole seeds
- Feedback processes: energy input from AGN and Supernovae
History and Philosophy of Science
- Issues in epistemology
- Philosophy of Cosmology