Rubuta ci gaba ga wannan sakin layi - A 1844, Pecqueur ya zama mai ba da gudummawa na yau da kullun ga jaridar dimokiradiyya mai suna "La Réforme", wanda ɗan jam'iyyar Republican na hagu Alexandre Ledru-Rollin ya shirya. Wannan ya ba shi dandamali mafi girma ga ra'ayoyinsa kuma ya sanya shi cikin hulɗa tare da wasu manyan 'yan gurguzu na' yan gurguzu na wannan lokacin, gami da masanin tattalin arziki Louis Blanc. A 1848, Pecqueur ya goyi bayan juyin juya halin Fabrairu
Ka yi haƙuri. Lokacin da Blanc ya zama Ministan Kwadago a sabuwar Gwamnatin wucin gadi ta Jamhuriyar ta Biyu, ya kafa Hukumar Luxembourg kan batun "kungiyar aiki" kuma ya nada Pecqueur zuwa ga kwamitin. Daga cikin abokan aikinsa a Hukumar Luxembourg akwai masanin tattalin arziki na 'yanci mai suna Pierre Le Play da kuma Fourierist socialist Victor Considerant. Pecqueur da Considerant sun yi aiki tare sosai kuma sun yi ƙoƙari ba tare da nasara ba don gabatar da gyare-gyare da yawa, kamar yarjejeniyar gama kai da tallafin gwamnati ga yankunan gona, gidaje na zamantakewar jama'a da kuma bita na haɗin gwiwa. An kuma zabi Pecqueur a matsayin mataimakin darektan Bibliothèque Nationale. A karkashin "sunan fuka-fuki" 'Greppo', ya wallafa wani shahararren littafi mai suna "Catéchisme social" (1848) don yada ra'ayoyinsa. Ya kuma ci gaba da hulɗa da 'yan gurguzu na jamhuriya kamar Jean-Jacques Pillot.