David Nunan David Nutt David ODoherty David Ogilvy David Ohanesian David Olusoga David OMalley David Omand David Orrell David Osborn David Owen David P. Ausubel David P. Billington David P. Celani David P. Chandler David P. Currie David P. Harris David P. Schloss David P. Todd David Packard David Papineau David Park David Parker David Parlett David Paton David Pawson David Payne David Pears David Pearson David Peaty David Pegler David Perkins David Perlmutter David Perry David Pestroiu David Peters David Petri David Petty David Phillips David Phinnemore David Pilling David Piper David Platt David Plotkin David Plotz David Plouffe David Plowden David Pogue David Pond David Popescu David Portase Prut David Potter David Pouilloux David Powers David Powlison David Prakel David Pressman David Priestland David Pristavu David Prodan David Prusa David Pytches David Quantick David R. Caruso David R. Ferry David R. Hamilton David R. Hawkins David R. Marples David R. Slavitt David Rabe David Ramsdale David Rankine David Rayner David Reich David Remnick David Rensin David Reu David Reuben David Ricardo David Richards David Richo David Riesman David Ritz David Robbins David Roberts David Robinson David Rockefeller David Rockfeller David Rockhoff David Rohde David Rohl David Rollins David Rolph Seely David Rooney David Rosen David Rosenbaum David Rosenfelt David Ross David Roth David Rothkopf David Rothwell David Rousset David Rowe David Rundle David Ryan Long David S. Baldwin David S. Landes David S. Rose David Sacks David Safier David Safran David Sakmyster David Samuelson David Sandison David Sands David Satter David Sava David Savran David Schmidtz David Schnarch David Schwartz David Scott Palmer David Sedaris David Selbourne David Seltzer David Serafin David Servan Schreiber David Shannon David Shapiro David Shenk David Sherwin David Shobin David Shoemaker David Short David Shotter David si Mary Ford David Silver David Silverman David Simmonds David Simon David Sisto David Sklansky David Sklar David Smith David Snell David Snellgrove David Solomons David Southwell David Spencer David Spurr