Since the 1960s, composite airframes and quieter, more efficient engines have become available, and Concorde provided supersonic passenger service for more than two decades, but the most important lasting innovations have taken place in instrumentation and control.

Since the 1960s, the islands have diversified away from their traditionally agriculture-based economy towards tourism and financial services, becoming one of the wealthiest areas in the Caribbean.

Since the 1960s, the bass guitar has largely replaced the double bass in popular music as the bass instrument in the rhythm section.

Since the 1960s, blackjack has been a high profile target of advantage players, particularly card counters, who track the profile of cards that have been dealt and adapt their wager and playing strategies accordingly.

Since the 1960s / 1970s, Blissymbols have become popular as a method to teach disabled or handicapped people to communicate.

Since the 1960s, applied ethics has revived the ideas of casuistry in applying ethical reasoning to particular cases in law, bioethics and business ethics, so the reputation of casuistry is somewhat rehabilitated.

Since the international adoption of the MKS standard in the 1940s and the SI standard in the 1960s, the technical use of CGS units has gradually declined worldwide, in the United States more slowly than elsewhere.

Since the early 1960s, it has been known that volcanism has occurred on other planets and moons in the Solar System.

Since then McLean has stated that the lyrics are also somewhat autobiographical and present an abstract story of his life from the mid-1950s until the time he wrote the song in the late 1960s.

Since at least the 1960s, macroeconomics has been characterized by further integration as to micro-based modeling of sectors, including rationality of players, efficient use of market information, and imperfect competition.

Since at least the 1960s, when Marc Bloch's Feudal Society ( 1939 ) was first translated into English in 1961, many medieval historians have included a broader social aspect that includes not only the nobility but all three estates of the realm, adding the peasantry bonds of manorialism and the estates of the Church ; this is sometimes referred to as " feudal society " since it encompasses all members of society into the feudal system.

Since the 1960s, West and later reunified Germany has been attracting migrants primarily from Southern and Eastern Europe as well as Turkey, many of whom ( or their children ) over time acquired German citizenship.

Since the 1960s rather complex mathematical models have been developed, facilitated by the availability of high speed computers.

Since the 1960s and 1970s a large body of scholarship has provided evidence and analysis of the extent to which heterosexuality and homosexuality are socially organized and historically changing.

Since the 1960s various Scottish shops and manufacturers have created vegetarian haggis, substituting various pulses, nuts and vegetables for the meat in the dish.

Since the 1950s and 1960s in particular, the Irish have become assimilated into the British population.

Since the early 1960s, it has published 12 volumes, the first in 1971 and most recently in 2008 ; three more volumes are planned.

Since the 1960s, he has worked with public interest, consumer, family farm, environmental and community organizations at the local, state and national level.

Since the 1960s, orca has steadily grown in popularity ; both names are now used.

Since the 1960s, a theory based on Linear B phonetic values suggests that Linear A language could be an Anatolian language, close to Luwian.

Since the beginning of the 1960s Ladoga has become considerably eutrophicated.

Since the 1960s, the mainland population has declined by 60-70 %; though there has been a small increase on Motunau Island.

Since the 1960s, the number of people claiming Native American ancestry has grown significantly and by the 2000 census, the number had more than doubled.

Since the 1960s the Chief rabbinate of Israel has moved somewhat closer to the positions of Haredi Judaism.

Since the later 20th century, use of CE and BCE has been popularized in academic and scientific publications, and more generally by publishers emphasizing secularism or sensitivity to non-Christians.

Since 1943 Kuleshov was serving as the academic rector of Gerasimov Institute of Cinematography.

Since 2000, Process Psychology has progressed as an independent academic and therapeutic discipline.

Since the early nineteenth century, various different approaches have emerged in the West to theology as an academic discipline.

Since its establishment in Ann Arbor, the university has physically expanded to include more than 584 major buildings with a combined area of more than 31 million gross square feet ( 712 acres or 2. 38 km² ), and transformed its academic program from a strictly classical curriculum to one that includes science and research.

Since the last reorganization in 1999 the university has a separate body called the academic senate, which is a wider, but mostly advisory group representing teaching staff / researchers and students.

Since 1997 the college has always come at least eighth in the Tompkins Table, which ranks the 29 Cambridge colleges according to the academic performance of their undergraduates, and on five occasions it has been in first place.

Since the mid-twentieth century, there has been a significant increase in interest in Gregory's works from the academic community, which has resulted in challenges to many traditional interpretations of his theology.

Since 1976 Wolpoff has graduated 14 Ph. D. students, 7 women and 7 men, all but two of whom have academic positions.

Since the publication of Edward Said's Orientalism, the term has tended to acquire acquired a negative connotation, and in much academic discourse become shorthand for Western feelings of superiority over, and overlooking of the views of, Asian and North African cultures.

Since the 18th century, " Orientalist " has been the traditional term for a scholar of Oriental studies ; however the use in English of " Orientalism " to describe the academic subject of " Oriental studies " is rare ; the Oxford English Dictionary cites only one such usage, by Lord Byron in 1812.

Since 1989 they have hosted an annual international conference and published its proceedings, and since 1999 have published a biannual academic journal titled " SIGKDD Explorations ".

Since the mid-1990s, with the redistribution of tapes and CDs of Round The Horne starring Kenneth Horne, Kenneth Williams and Hugh Paddick, and increasing academic interest, Polari has undergone something of a revival.

Since the 1950s academic assessment of the Earl of Leicester has undergone considerable changes.

Since the 1960s, many of these schools have become defunct as a result of financial difficulties stemming from parents ' decreased interest in paying for such an education for their daughters, and changing societal norms making it easier for daughters to pursue academic and professional paths not open to previous generations.

Since Chinese Americans were already nearly half the student population, the consent decree had the effect of requiring competitive Lowell high school to apply much higher academic admission standards for Chinese American students than other students.

Since its foundation, the University has consistently been focused on academic improvement, which has led UDP to be positioned as one of the best universities in Chile.

Since 1993, the University has embarked on a process of consolidation and growth in its academic programme.

Since July 2007, the Allegheny Intermediate Unit ( AIU ) has managed all academic and business operations of the Duquesne's K-8 school district.

Since its opening, Atascocita High School has garnered an impressive list of academic accolades including being labeled a " Recognized " campus by the Texas State Board of Education in 2010.

Since considerable academic restructuring in 2008, the college has three academic faculties:

Since January 2003, Penthouse International has been working with FCC, DISA and various agencies as well as several academic universities to offer Penthouse HDTV on cell phones using regular the United States TV broadcaster and Internet Service Providers.

Since LyX largely functions as a front-end to the LaTeX typesetting system, it has the power and flexibility of LaTeX, and can handle documents including books, notes, theses, to academic papers, letters, etc.