Preface. 1. A brief history of the Geophysical Turbulence Program at NCAR; J.R. Herring. 2. The meteorological development of large eddy simulation; D.K. Lilly. 3. Developments in high-Rayleigh number convection; R.W. Griffiths. 4. Direct numerical simulations of particle motion in relation to structure in the convective boundary layer; B. van Haarlem, T.M. Nieuwstadt. 5. Boundary sources of potential vorticity in geophysical circulations; R. Hallberg, P.B. Rhines. 6. Three-dimensional initiation of thermohaline fingering; E.M. Saiki, et al. 7. Aspects of stratified turbulence; H.J.S. Fernando. 8. Particle dispersion and vortex formation in rotating stratified turbulence; Y. Kimura, O. Métais. 9. Structural features of breaking waves in stratified flow over mountains; O. Eiff, P. Bonneton. 10. Vortex persistence; A.J. Cotel, R.E. Breidenthal. 11. Formation of tracer gradients in nearly two-dimensional flows; B.L. Hua, et al. 12. Evolution of a tracer gradient in an incompressible, two-dimensional flow; H. Segur. 13. Comments on `Evolution of a tracer gradient in an incompressible, two-dimensional flow' by Harvey Segur; B.L. Hua, et al. 14. Analytical model for vertical collapse and instability in stably stratified flows; A.J. Majda, et al. 15. Emergence of circumpolar vortex in two dimensional turbulence on a rotating sphere; Y.-Y. Hayashi, et al. 16. Direct laboratory simulations of 3D vortex structures in stably stratified rotating fluids; A.M. Fincham. 17. Statistics ofcoherent fine scale structure in turbulent mixing layer; M. Tanahashi, et al. 18. Structure and dynamics of small-scale turbulence in stably stratified homogeneous shear flows; P.J. Diamessis, K.K. Nomura. 19. Spectral eddy-viscosity based LES of shear and rotating flows; M. Lesieur, et al. 20. Entrainment and subgrid lengthscales in large-eddy simulations of atmospheric boundary-layer flows; B. Stevens, et al. 21. Extending Ludgren's transformation to construct stretched vortex solutions of the 3D Navier-Stokes and Euler equations; J.D. Gibbon. 22. A one-dimensional MHD model of solar flares: statistics or physics; S. Galtier, et al.